List of unnumbered trans-Neptunian objects: 1999

The following is a partial list of unnumbered trans-Neptunian objects for principal designations assigned within 1999. As of April 2022, it contains a total of 94 bodies. For more information see the description on the main page. Also see list for the previous and next year.

1999

width= 110 rowspan=2 \| Designation ! colspan=2 width=115 \| First Observed (discovered) ! rowspan=2 \| D (km) ! colspan=6 \| Orbital description ! rowspan=2 width=180 \| Remarks ! rowspan=2 width=55 class="unsortable" \| Refs
class="wikitable sortable" style="width: 100%;"
width=55 \| Date ! Observer (Site) ! Class ! a {{small\|(AU)}} ! e ! i {{small\|(°)}} ! q {{small\|(AU)}} ! Q {{small\|(AU)}}
id="1999 CA119" \| {{mp\|1999 CA\|119}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 99	cubewano?	45.2	0.00	align=center \| 0	45.2	45.2	—	{{M+J\|1999+CA119}}
id="1999 CA132" \| {{mp\|1999 CA\|132}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 114	cubewano?	44.0	0.10	align=center \| 12	39.7	48.3	—	{{M+J\|1999+CA132}}
id="1999 CB119" \| {{mp\|1999 CB\|119}}	align=center \| 10 February 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 204	cubewano (hot)	46.7	0.12	align=center \| 9	40.9	52.5	BR-mag: 1.93; taxonomy: RR	{{M+J\|1999+CB119}}
id="1999 CC119" \| {{mp\|1999 CC\|119}}	align=center \| 10 February 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 121	cubewano (cold)	44.6	0.07	align=center \| 1	41.3	47.9	—	{{M+J\|1999+CC119}}
id="1999 CD119" \| {{mp\|1999 CD\|119}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 119	cubewano?	44.0	0.03	align=center \| 2	42.8	45.2	—	{{M+J\|1999+CD119}}
id="1999 CG154" \| {{mp\|1999 CG\|154}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 110	cubewano (cold)	42.8	0.10	align=center \| 1	38.7	46.9	—	{{M+J\|1999+CG154}}
id="1999 CH119" \| {{mp\|1999 CH\|119}}	align=center \| 11 February 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 158	other TNO	43.1	0.09	align=center \| 20	39.3	46.8	—	{{M+J\|1999+CH119}}
id="1999 CH154" \| {{mp\|1999 CH\|154}}	align=center \| 12 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 98	cubewano (cold)	42.8	0.01	align=center \| 1	42.1	43.4	—	{{M+J\|1999+CH154}}
id="1999 CJ119" \| {{mp\|1999 CJ\|119}}	align=center \| 11 February 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 110	cubewano (cold)	45.0	0.06	align=center \| 3	42.3	47.8	BR-mag: 2.07	{{M+J\|1999+CJ119}}
id="1999 CK119" \| {{mp\|1999 CK\|119}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 90	cubewano?	42.1	0.00	align=center \| 12	42.1	42.1	—	{{M+J\|1999+CK119}}
id="1999 CK158" \| {{mp\|1999 CK\|158}}	align=center \| 10 February 1999	D. C. Jewitt J. X. Luu C. Trujillo ({{small\|568}})	align=center \| 91	other TNO	40.6	0.07	align=center \| 17	37.7	43.5	—	{{M+J\|1999+CK158}}
id="1999 CM119" \| {{mp\|1999 CM\|119}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 87	cubewano (cold)	43.7	0.10	align=center \| 3	39.5	47.9	BR-mag: 1.78	{{M+J\|1999+CM119}}
id="1999 CM153" \| {{mp\|1999 CM\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 110	cubewano (cold)	45.4	0.14	align=center \| 0	39.2	51.6	—	{{M+J\|1999+CM153}}
id="1999 CN119" \| {{mp\|1999 CN\|119}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 80	cubewano (cold)	43.5	0.04	align=center \| 1	41.7	45.3	—	{{M+J\|1999+CN119}}
id="1999 CN153" \| {{mp\|1999 CN\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 148	cubewano (hot)	43.6	0.11	align=center \| 7	38.6	48.6	—	{{M+J\|1999+CN153}}
id="1999 CP153" \| {{mp\|1999 CP\|153}}	align=center \| 10 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 99	cubewano?	44.8	0.16	align=center \| 3	37.4	52.2	—	{{M+J\|1999+CP153}}
id="1999 CQ133" \| {{mp\|1999 CQ\|133}}	align=center \| 12 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 213	cubewano (hot)	41.1	0.10	align=center \| 13	37.1	45.1	BR-mag: 1.35	{{M+J\|1999+CQ133}}
id="1999 CQ153" \| {{mp\|1999 CQ\|153}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 83	cubewano (cold)	46.1	0.06	align=center \| 0	43.5	48.7	—	{{M+J\|1999+CQ153}}
id="1999 CR133" \| {{mp\|1999 CR\|133}}	align=center \| 12 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	42.2	0.00	align=center \| 2	42.2	42.2	—	{{M+J\|1999+CR133}}
id="1999 CR153" \| {{mp\|1999 CR\|153}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 79	cubewano?	43.1	0.05	align=center \| 1	40.9	45.3	—	{{M+J\|1999+CR153}}
id="1999 CS153" \| {{mp\|1999 CS\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 82	cubewano?	44.2	0.12	align=center \| 1	39.0	49.4	—	{{M+J\|1999+CS153}}
id="1999 CT153" \| {{mp\|1999 CT\|153}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	45.1	0.09	align=center \| 5	40.9	49.3	—	{{M+J\|1999+CT153}}
id="1999 CW118" \| {{mp\|1999 CW\|118}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 95	cubewano?	43.5	0.00	align=center \| 1	43.5	43.5	—	{{M+J\|1999+CW118}}
id="1999 CW131" \| {{mp\|1999 CW\|131}}	align=center \| 10 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 90	cubewano?	43.2	0.01	align=center \| 8	42.5	43.9	—	{{M+J\|1999+CW131}}
id="1999 CX118" \| {{mp\|1999 CX\|118}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 130	cubewano?	43.7	0.03	align=center \| 2	42.5	44.9	—	{{M+J\|1999+CX118}}
id="1999 CY118" \| {{mp\|1999 CY\|118}}	align=center \| 10 February 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 70	SDO	89.4	0.61	align=center \| 26	34.6	144	—	{{M+J\|1999+CY118}}
id="1999 CY131" \| {{mp\|1999 CY\|131}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 100	other TNO	43.9	0.14	align=center \| 25	38.0	49.9	—	{{M+J\|1999+CY131}}
id="1999 CZ118" \| {{mp\|1999 CZ\|118}}	align=center \| 10 February 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 99	SDO	116	0.68	align=center \| 28	37.5	194	—	{{M+J\|1999+CZ118}}
id="1999 CZ131" \| {{mp\|1999 CZ\|131}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	44.4	0.03	align=center \| 2	43.0	45.9	—	{{M+J\|1999+CZ131}}
id="1999 DA" \| {{mp\|1999 DA}}	align=center \| 16 February 1999	B. Gladman J. J. Kavelaars A. Morbidelli M. J. Holman ({{small\|568}})	align=center \| 87	cubewano (cold)	43.0	0.08	align=center \| 3	39.8	46.3	—	{{M+J\|1999+DA}}
id="1999 DA8" \| {{mp\|1999 DA\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 16	plutino?	39.3	0.33	align=center \| 40	26.4	52.2	—	{{M+J\|1999+DA8}}
id="1999 DB8" \| {{mp\|1999 DB\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 42	other TNO	42.5	0.10	align=center \| 22	38.2	46.8	—	{{M+J\|1999+DB8}}
id="1999 DC8" \| {{mp\|1999 DC\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 34	cubewano?	45.9	0.00	align=center \| 5	45.9	45.9	—	{{M+J\|1999+DC8}}
id="1999 DD8" \| {{mp\|1999 DD\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 28	plutino?	39.4	0.23	align=center \| 6	30.3	48.5	—	{{M+J\|1999+DD8}}
id="1999 DE8" \| {{mp\|1999 DE\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 41	cubewano?	45.6	0.00	align=center \| 4	45.6	45.6	—	{{M+J\|1999+DE8}}
id="1999 DF8" \| {{mp\|1999 DF\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 36	cubewano?	44.2	0.00	align=center \| 3	44.2	44.2	—	{{M+J\|1999+DF8}}
id="1999 DG8" \| {{mp\|1999 DG\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	SDO	82.2	0.60	align=center \| 40	33.0	131	—	{{M+J\|1999+DG8}}
id="1999 DH8" \| {{mp\|1999 DH\|8}}	align=center \| 16 February 1999	B. Gladman J. J. Kavelaars A. Morbidelli M. J. Holman ({{small\|568}})	align=center \| 60	cubewano (cold)	43.8	0.07	align=center \| 5	40.8	46.9	—	{{M+J\|1999+DH8}}
id="1999 DL8" \| {{mp\|1999 DL\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 62	cubewano (hot)	42.5	0.00	align=center \| 6	42.5	42.5	—	{{M+J\|1999+DL8}}
id="1999 DM8" \| {{mp\|1999 DM\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 39	cubewano?	42.9	0.00	align=center \| 4	42.9	42.9	—	{{M+J\|1999+DM8}}
id="1999 DN8" \| {{mp\|1999 DN\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 38	cubewano?	44.3	0.00	align=center \| 3	44.3	44.3	—	{{M+J\|1999+DN8}}
id="1999 DO8" \| {{mp\|1999 DO\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 34	cubewano?	41.8	0.00	align=center \| 3	41.8	41.8	—	{{M+J\|1999+DO8}}
id="1999 DP8" \| {{mp\|1999 DP\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 63	SDO	116	0.70	align=center \| 38	34.7	197	—	{{M+J\|1999+DP8}}
id="1999 DQ8" \| {{mp\|1999 DQ\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 52	cubewano?	45.3	0.00	align=center \| 14	45.3	45.3	—	{{M+J\|1999+DQ8}}
id="1999 DR8" \| {{mp\|1999 DR\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 47	cubewano?	45.5	0.11	align=center \| 8	40.4	50.6	—	{{M+J\|1999+DR8}}
id="1999 DZ7" \| {{mp\|1999 DZ\|7}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	plutino?	39.4	0.27	align=center \| 14	28.9	49.9	—	{{M+J\|1999+DZ7}}
id="1999 GS46" \| {{mp\|1999 GS\|46}}	align=center \| 12 April 1999	A. Delsanti O. R. Hainaut ({{small\|809}})	align=center \| 214	cubewano (hot)	44.5	0.08	align=center \| 5	40.9	48.2	BR-mag: 1.76	{{M+J\|1999+GS46}}
id="1999 HA12" \| {{mp\|1999 HA\|12}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 95	cubewano?	43.1	0.06	align=center \| 4	40.6	45.7	—	{{M+J\|1999+HA12}}
id="1999 HG12" \| {{mp\|1999 HG\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 131	res{{·}}4:7	43.6	0.16	align=center \| 1	36.7	50.5	BR-mag: 1.61; taxonomy: IR-RR	{{M+J\|1999+HG12}}
id="1999 HH12" \| {{mp\|1999 HH\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 132	cubewano (cold)	43.5	0.02	align=center \| 1	42.5	44.5	—	{{M+J\|1999+HH12}}
id="1999 HJ12" \| {{mp\|1999 HJ\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 110	cubewano (cold)	43.1	0.05	align=center \| 5	40.9	45.4	—	{{M+J\|1999+HJ12}}
id="1999 HS11" \| {{mp\|1999 HS\|11}}	align=center \| 17 April 1999	M. W. Buie R. Millis ({{small\|695}})	align=center \| 139	cubewano (cold)	44.1	0.02	align=center \| 3	43.2	45.0	BR-mag: 1.76; taxonomy: RR	{{M+J\|1999+HS11}}
id="1999 HY11" \| {{mp\|1999 HY\|11}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 75	cubewano?	42.2	0.06	align=center \| 6	39.6	44.7	—	{{M+J\|1999+HY11}}
id="1999 HZ11" \| {{mp\|1999 HZ\|11}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 72	cubewano?	42.4	0.08	align=center \| 10	39.0	45.7	—	{{M+J\|1999+HZ11}}
id="1999 JA132" \| {{mp\|1999 JA\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 99	cubewano?	44.6	0.00	align=center \| 7	44.5	44.6	—	{{M+J\|1999+JA132}}
id="1999 JB132" \| {{mp\|1999 JB\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 108	plutino?	39.5	0.28	align=center \| 13	28.7	50.4	—	{{M+J\|1999+JB132}}
id="1999 JC132" \| {{mp\|1999 JC\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 86	plutino?	39.5	0.24	align=center \| 6	29.9	49.2	—	{{M+J\|1999+JC132}}
id="1999 JD132" \| {{mp\|1999 JD\|132}}	align=center \| 10 May 1999	R. L. Allen G. Bernstein P. Guhathakurta ({{small\|807}})	align=center \| 148	cubewano (hot)	43.3	0.06	align=center \| 11	40.5	46.0	BR-mag: 1.59	{{M+J\|1999+JD132}}
id="1999 JE132" \| {{mp\|1999 JE\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 90	plutino?	39.4	0.20	align=center \| 25	31.8	47.1	—	{{M+J\|1999+JE132}}
id="1999 JF132" \| {{mp\|1999 JF\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 90	cubewano?	44.5	0.00	align=center \| 2	44.5	44.5	—	{{M+J\|1999+JF132}}
id="1999 JH132" \| {{mp\|1999 JH\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 41	cubewano?	42.0	0.00	align=center \| 1	42.0	42.0	—	{{M+J\|1999+JH132}}
id="1999 JJ132" \| {{mp\|1999 JJ\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	45.8	0.10	align=center \| 3	41.1	50.5	—	{{M+J\|1999+JJ132}}
id="1999 JK132" \| {{mp\|1999 JK\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 68	plutino?	39.3	0.17	align=center \| 16	32.8	45.9	—	{{M+J\|1999+JK132}}
id="1999 KK17" \| {{mp\|1999 KK\|17}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	45.5	0.00	align=center \| 4	45.5	45.5	—	{{M+J\|1999+KK17}}
id="1999 KL17" \| {{mp\|1999 KL\|17}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 62	cubewano?	46.2	0.03	align=center \| 3	44.9	47.6	—	{{M+J\|1999+KL17}}
id="1999 KR18" \| {{mp\|1999 KR\|18}}	align=center \| 18 May 1999	R. L. Allen G. Bernstein P. Guhathakurta ({{small\|807}})	align=center \| 95	res{{·}}4:7	43.9	0.20	align=center \| 1	35.1	52.7	—	{{M+J\|1999+KR18}}
id="1999 KT16" \| {{mp\|1999 KT\|16}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	46.4	0.00	align=center \| 9	46.4	46.4	—	{{M+J\|1999+KT16}}
id="1999 LB37" \| {{mp\|1999 LB\|37}}	align=center \| 8 June 1999	Palomar Obs. ({{small\|675}})	align=center \| 57	plutino?	39.5	0.19	align=center \| 15	31.9	47.1	—	{{M+J\|1999+LB37}}
id="1999 OA4" \| {{mp\|1999 OA\|4}}	align=center \| 21 July 1999	J. J. Kavelaars B. Gladman M. J. Holman J.-M. Petit ({{small\|568}})	align=center \| 87	cubewano (cold)	44.8	0.06	align=center \| 3	42.0	47.5	—	{{M+J\|1999+OA4}}
id="1999 OC4" \| {{mp\|1999 OC\|4}}	align=center \| 18 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 73	cubewano (cold)	45.9	0.17	align=center \| 1	38.0	53.8	—	{{M+J\|1999+OC4}}
id="1999 OD4" \| {{mp\|1999 OD\|4}}	align=center \| 19 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 124	cubewano?	41.8	0.09	align=center \| 14	37.9	45.6	—	{{M+J\|1999+OD4}}
id="1999 OG4" \| {{mp\|1999 OG\|4}}	align=center \| 20 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 96	cubewano (cold)	47.4	0.13	align=center \| 1	41.3	53.5	—	{{M+J\|1999+OG4}}
id="1999 OH4" \| {{mp\|1999 OH\|4}}	align=center \| 18 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	other TNO	40.8	0.04	align=center \| 28	39.0	42.6	BR-mag: 3.20	{{M+J\|1999+OH4}}
id="1999 OK4" \| {{mp\|1999 OK\|4}}	align=center \| 19 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 126	other TNO	43.5	0.15	align=center \| 30	36.9	50.2	—	{{M+J\|1999+OK4}}
id="1999 OZ3" \| {{mp\|1999 OZ\|3}}	align=center \| 21 July 1999	J. J. Kavelaars B. Gladman M. J. Holman J.-M. Petit ({{small\|568}})	align=center \| 110	cubewano (cold)	44.4	0.08	align=center \| 3	40.7	48.1	—	{{M+J\|1999+OZ3}}
id="1999 RB215" \| {{mp\|1999 RB\|215}}	align=center \| 6 September 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 48	twotino	47.9	0.34	align=center \| 8	31.4	64.5	—	{{M+J\|1999+RB215}}
id="1999 RC216" \| {{mp\|1999 RC\|216}}	align=center \| 8 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 119	cubewano?	44.4	0.08	align=center \| 1	40.8	48.0	—	{{M+J\|1999+RC216}}
id="1999 RF215" \| {{mp\|1999 RF\|215}}	align=center \| 7 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 114	cubewano?	44.0	0.00	align=center \| 4	44.0	44.0	—	{{M+J\|1999+RF215}}
id="1999 RG215" \| {{mp\|1999 RG\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 120	cubewano (cold)	46.8	0.08	align=center \| 0	43.2	50.4	—	{{M+J\|1999+RG215}}
id="1999 RK257" \| {{mp\|1999 RK\|257}}	align=center \| 12 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	other TNO	43.2	0.05	align=center \| 18	41.0	45.4	—	{{M+J\|1999+RK257}}
id="1999 RR215" \| {{mp\|1999 RR\|215}}	align=center \| 7 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 80	cubewano (cold)	44.3	0.11	align=center \| 1	39.7	49.0	—	{{M+J\|1999+RR215}}
id="1999 RS214" \| {{mp\|1999 RS\|214}}	align=center \| 6 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 90	cubewano?	43.0	0.00	align=center \| 3	43.0	43.0	—	{{M+J\|1999+RS214}}
id="1999 RT214" \| {{mp\|1999 RT\|214}}	align=center \| 6 September 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 100	cubewano (cold)	42.9	0.06	align=center \| 3	40.6	45.3	albedo: 0.210; binary: 69 km	{{M+J\|1999+RT214}}
id="1999 RT215" \| {{mp\|1999 RT\|215}}	align=center \| 7 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 158	other TNO	43.1	0.00	align=center \| 22	43.1	43.1	—	{{M+J\|1999+RT215}}
id="1999 RU214" \| {{mp\|1999 RU\|214}}	align=center \| 6 September 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 146	res{{·}}2:5	56.2	0.34	align=center \| 4	37.0	75.4	—	{{M+J\|1999+RU214}}
id="1999 RV214" \| {{mp\|1999 RV\|214}}	align=center \| 6 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 87	cubewano (cold)	46.8	0.05	align=center \| 1	44.6	49.0	—	{{M+J\|1999+RV214}}
id="1999 RV215" \| {{mp\|1999 RV\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 87	other TNO	44.8	0.19	align=center \| 22	36.4	53.2	—	{{M+J\|1999+RV215}}
id="1999 RW214" \| {{mp\|1999 RW\|214}}	align=center \| 6 September 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 115	cubewano (cold)	43.2	0.03	align=center \| 1	41.8	44.6	—	{{M+J\|1999+RW214}}
id="1999 RW215" \| {{mp\|1999 RW\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 93	res{{·}}3:4	36.4	0.16	align=center \| 11	30.7	42.2	—	{{M+J\|1999+RW215}}
id="1999 RX214" \| {{mp\|1999 RX\|214}}	align=center \| 6 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 145	cubewano (cold)	46.4	0.17	align=center \| 5	38.4	54.4	BR-mag: 1.63; taxonomy: IR	{{M+J\|1999+RX214}}
id="1999 RX215" \| {{mp\|1999 RX\|215}}	align=center \| 8 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 100	cubewano (cold)	47.4	0.15	align=center \| 1	40.5	54.3	—	{{M+J\|1999+RX215}}
id="1999 RZ214" \| {{mp\|1999 RZ\|214}}	align=center \| 6 September 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 104	SDO	86.1	0.57	align=center \| 21	36.7	136	—	{{M+J\|1999+RZ214}}
id="1999 SA28" \| {{mp\|1999 SA\|28}}	align=center \| 16 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 164	plutino?	39.2	0.18	align=center \| 11	32.0	46.5	—	{{M+J\|1999+SA28}}
id="1999 TR11" \| {{mpl\|1999 TR\|11}}	align=center \| 9 October 1999	S. S. Sheppard ({{small\|568}})	align=center \| 99	plutino	39.3	0.25	align=center \| 17	29.7	49.0	BR-mag: 1.77; taxonomy: RR	{{M+J\|1999+TR11}}

References

{{reflist|30em

{{cite web

|title = List Of Transneptunian Objects

|work = Minor Planet Center

|date = 16 April 2022

|url = https://minorplanetcenter.net/iau/lists/TNOs.html

|accessdate = 16 April 2022}}

{{cite web

|title = List Of Centaurs and Scattered-Disk Objects

|work = Minor Planet Center

|date = 16 April 2022

|url = https://minorplanetcenter.net/iau/lists/Centaurs.html

|accessdate = 16 April 2022}}

{{cite web

|title = List of Known Trans-Neptunian Objects

|work = Johnston's Archive

|date = 2 January 2022

|url = http://www.johnstonsarchive.net/astro/tnoslist.html

|accessdate = 16 April 2022}}

}}

Category:Lists of trans-Neptunian objects

width= 110 rowspan=2 \| Designation ! colspan=2 width=115 \| First Observed (discovered) ! rowspan=2 \| D (km) ! colspan=6 \| Orbital description ! rowspan=2 width=180 \| Remarks ! rowspan=2 width=55 class="unsortable" \| Refs
class="wikitable sortable" style="width: 100%;"
width=55 \| Date ! Observer (Site) ! Class ! a {{small\|(AU)}} ! e ! i {{small\|(°)}} ! q {{small\|(AU)}} ! Q {{small\|(AU)}}
id="1999 CA119" \| {{mp\|1999 CA\|119}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 99	cubewano?	45.2	0.00	align=center \| 0	45.2	45.2	—	{{M+J\|1999+CA119}}
id="1999 CA132" \| {{mp\|1999 CA\|132}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 114	cubewano?	44.0	0.10	align=center \| 12	39.7	48.3	—	{{M+J\|1999+CA132}}
id="1999 CB119" \| {{mp\|1999 CB\|119}}	align=center \| 10 February 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 204	cubewano (hot)	46.7	0.12	align=center \| 9	40.9	52.5	BR-mag: 1.93; taxonomy: RR	{{M+J\|1999+CB119}}
id="1999 CC119" \| {{mp\|1999 CC\|119}}	align=center \| 10 February 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 121	cubewano (cold)	44.6	0.07	align=center \| 1	41.3	47.9	—	{{M+J\|1999+CC119}}
id="1999 CD119" \| {{mp\|1999 CD\|119}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 119	cubewano?	44.0	0.03	align=center \| 2	42.8	45.2	—	{{M+J\|1999+CD119}}
id="1999 CG154" \| {{mp\|1999 CG\|154}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 110	cubewano (cold)	42.8	0.10	align=center \| 1	38.7	46.9	—	{{M+J\|1999+CG154}}
id="1999 CH119" \| {{mp\|1999 CH\|119}}	align=center \| 11 February 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 158	other TNO	43.1	0.09	align=center \| 20	39.3	46.8	—	{{M+J\|1999+CH119}}
id="1999 CH154" \| {{mp\|1999 CH\|154}}	align=center \| 12 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 98	cubewano (cold)	42.8	0.01	align=center \| 1	42.1	43.4	—	{{M+J\|1999+CH154}}
id="1999 CJ119" \| {{mp\|1999 CJ\|119}}	align=center \| 11 February 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 110	cubewano (cold)	45.0	0.06	align=center \| 3	42.3	47.8	BR-mag: 2.07	{{M+J\|1999+CJ119}}
id="1999 CK119" \| {{mp\|1999 CK\|119}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 90	cubewano?	42.1	0.00	align=center \| 12	42.1	42.1	—	{{M+J\|1999+CK119}}
id="1999 CK158" \| {{mp\|1999 CK\|158}}	align=center \| 10 February 1999	D. C. Jewitt J. X. Luu C. Trujillo ({{small\|568}})	align=center \| 91	other TNO	40.6	0.07	align=center \| 17	37.7	43.5	—	{{M+J\|1999+CK158}}
id="1999 CM119" \| {{mp\|1999 CM\|119}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 87	cubewano (cold)	43.7	0.10	align=center \| 3	39.5	47.9	BR-mag: 1.78	{{M+J\|1999+CM119}}
id="1999 CM153" \| {{mp\|1999 CM\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 110	cubewano (cold)	45.4	0.14	align=center \| 0	39.2	51.6	—	{{M+J\|1999+CM153}}
id="1999 CN119" \| {{mp\|1999 CN\|119}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 80	cubewano (cold)	43.5	0.04	align=center \| 1	41.7	45.3	—	{{M+J\|1999+CN119}}
id="1999 CN153" \| {{mp\|1999 CN\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 148	cubewano (hot)	43.6	0.11	align=center \| 7	38.6	48.6	—	{{M+J\|1999+CN153}}
id="1999 CP153" \| {{mp\|1999 CP\|153}}	align=center \| 10 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 99	cubewano?	44.8	0.16	align=center \| 3	37.4	52.2	—	{{M+J\|1999+CP153}}
id="1999 CQ133" \| {{mp\|1999 CQ\|133}}	align=center \| 12 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 213	cubewano (hot)	41.1	0.10	align=center \| 13	37.1	45.1	BR-mag: 1.35	{{M+J\|1999+CQ133}}
id="1999 CQ153" \| {{mp\|1999 CQ\|153}}	align=center \| 11 February 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 83	cubewano (cold)	46.1	0.06	align=center \| 0	43.5	48.7	—	{{M+J\|1999+CQ153}}
id="1999 CR133" \| {{mp\|1999 CR\|133}}	align=center \| 12 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	42.2	0.00	align=center \| 2	42.2	42.2	—	{{M+J\|1999+CR133}}
id="1999 CR153" \| {{mp\|1999 CR\|153}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 79	cubewano?	43.1	0.05	align=center \| 1	40.9	45.3	—	{{M+J\|1999+CR153}}
id="1999 CS153" \| {{mp\|1999 CS\|153}}	align=center \| 11 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 82	cubewano?	44.2	0.12	align=center \| 1	39.0	49.4	—	{{M+J\|1999+CS153}}
id="1999 CT153" \| {{mp\|1999 CT\|153}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	45.1	0.09	align=center \| 5	40.9	49.3	—	{{M+J\|1999+CT153}}
id="1999 CW118" \| {{mp\|1999 CW\|118}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 95	cubewano?	43.5	0.00	align=center \| 1	43.5	43.5	—	{{M+J\|1999+CW118}}
id="1999 CW131" \| {{mp\|1999 CW\|131}}	align=center \| 10 February 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 90	cubewano?	43.2	0.01	align=center \| 8	42.5	43.9	—	{{M+J\|1999+CW131}}
id="1999 CX118" \| {{mp\|1999 CX\|118}}	align=center \| 10 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 130	cubewano?	43.7	0.03	align=center \| 2	42.5	44.9	—	{{M+J\|1999+CX118}}
id="1999 CY118" \| {{mp\|1999 CY\|118}}	align=center \| 10 February 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 70	SDO	89.4	0.61	align=center \| 26	34.6	144	—	{{M+J\|1999+CY118}}
id="1999 CY131" \| {{mp\|1999 CY\|131}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 100	other TNO	43.9	0.14	align=center \| 25	38.0	49.9	—	{{M+J\|1999+CY131}}
id="1999 CZ118" \| {{mp\|1999 CZ\|118}}	align=center \| 10 February 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 99	SDO	116	0.68	align=center \| 28	37.5	194	—	{{M+J\|1999+CZ118}}
id="1999 CZ131" \| {{mp\|1999 CZ\|131}}	align=center \| 11 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	cubewano?	44.4	0.03	align=center \| 2	43.0	45.9	—	{{M+J\|1999+CZ131}}
id="1999 DA" \| {{mp\|1999 DA}}	align=center \| 16 February 1999	B. Gladman J. J. Kavelaars A. Morbidelli M. J. Holman ({{small\|568}})	align=center \| 87	cubewano (cold)	43.0	0.08	align=center \| 3	39.8	46.3	—	{{M+J\|1999+DA}}
id="1999 DA8" \| {{mp\|1999 DA\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 16	plutino?	39.3	0.33	align=center \| 40	26.4	52.2	—	{{M+J\|1999+DA8}}
id="1999 DB8" \| {{mp\|1999 DB\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 42	other TNO	42.5	0.10	align=center \| 22	38.2	46.8	—	{{M+J\|1999+DB8}}
id="1999 DC8" \| {{mp\|1999 DC\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 34	cubewano?	45.9	0.00	align=center \| 5	45.9	45.9	—	{{M+J\|1999+DC8}}
id="1999 DD8" \| {{mp\|1999 DD\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 28	plutino?	39.4	0.23	align=center \| 6	30.3	48.5	—	{{M+J\|1999+DD8}}
id="1999 DE8" \| {{mp\|1999 DE\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 41	cubewano?	45.6	0.00	align=center \| 4	45.6	45.6	—	{{M+J\|1999+DE8}}
id="1999 DF8" \| {{mp\|1999 DF\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 36	cubewano?	44.2	0.00	align=center \| 3	44.2	44.2	—	{{M+J\|1999+DF8}}
id="1999 DG8" \| {{mp\|1999 DG\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	SDO	82.2	0.60	align=center \| 40	33.0	131	—	{{M+J\|1999+DG8}}
id="1999 DH8" \| {{mp\|1999 DH\|8}}	align=center \| 16 February 1999	B. Gladman J. J. Kavelaars A. Morbidelli M. J. Holman ({{small\|568}})	align=center \| 60	cubewano (cold)	43.8	0.07	align=center \| 5	40.8	46.9	—	{{M+J\|1999+DH8}}
id="1999 DL8" \| {{mp\|1999 DL\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 62	cubewano (hot)	42.5	0.00	align=center \| 6	42.5	42.5	—	{{M+J\|1999+DL8}}
id="1999 DM8" \| {{mp\|1999 DM\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 39	cubewano?	42.9	0.00	align=center \| 4	42.9	42.9	—	{{M+J\|1999+DM8}}
id="1999 DN8" \| {{mp\|1999 DN\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 38	cubewano?	44.3	0.00	align=center \| 3	44.3	44.3	—	{{M+J\|1999+DN8}}
id="1999 DO8" \| {{mp\|1999 DO\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 34	cubewano?	41.8	0.00	align=center \| 3	41.8	41.8	—	{{M+J\|1999+DO8}}
id="1999 DP8" \| {{mp\|1999 DP\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 63	SDO	116	0.70	align=center \| 38	34.7	197	—	{{M+J\|1999+DP8}}
id="1999 DQ8" \| {{mp\|1999 DQ\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 52	cubewano?	45.3	0.00	align=center \| 14	45.3	45.3	—	{{M+J\|1999+DQ8}}
id="1999 DR8" \| {{mp\|1999 DR\|8}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 47	cubewano?	45.5	0.11	align=center \| 8	40.4	50.6	—	{{M+J\|1999+DR8}}
id="1999 DZ7" \| {{mp\|1999 DZ\|7}}	align=center \| 16 February 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 82	plutino?	39.4	0.27	align=center \| 14	28.9	49.9	—	{{M+J\|1999+DZ7}}
id="1999 GS46" \| {{mp\|1999 GS\|46}}	align=center \| 12 April 1999	A. Delsanti O. R. Hainaut ({{small\|809}})	align=center \| 214	cubewano (hot)	44.5	0.08	align=center \| 5	40.9	48.2	BR-mag: 1.76	{{M+J\|1999+GS46}}
id="1999 HA12" \| {{mp\|1999 HA\|12}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 95	cubewano?	43.1	0.06	align=center \| 4	40.6	45.7	—	{{M+J\|1999+HA12}}
id="1999 HG12" \| {{mp\|1999 HG\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 131	res{{·}}4:7	43.6	0.16	align=center \| 1	36.7	50.5	BR-mag: 1.61; taxonomy: IR-RR	{{M+J\|1999+HG12}}
id="1999 HH12" \| {{mp\|1999 HH\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 132	cubewano (cold)	43.5	0.02	align=center \| 1	42.5	44.5	—	{{M+J\|1999+HH12}}
id="1999 HJ12" \| {{mp\|1999 HJ\|12}}	align=center \| 18 April 1999	R. Millis M. W. Buie ({{small\|695}})	align=center \| 110	cubewano (cold)	43.1	0.05	align=center \| 5	40.9	45.4	—	{{M+J\|1999+HJ12}}
id="1999 HS11" \| {{mp\|1999 HS\|11}}	align=center \| 17 April 1999	M. W. Buie R. Millis ({{small\|695}})	align=center \| 139	cubewano (cold)	44.1	0.02	align=center \| 3	43.2	45.0	BR-mag: 1.76; taxonomy: RR	{{M+J\|1999+HS11}}
id="1999 HY11" \| {{mp\|1999 HY\|11}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 75	cubewano?	42.2	0.06	align=center \| 6	39.6	44.7	—	{{M+J\|1999+HY11}}
id="1999 HZ11" \| {{mp\|1999 HZ\|11}}	align=center \| 17 April 1999	Kitt Peak Obs. ({{small\|695}})	align=center \| 72	cubewano?	42.4	0.08	align=center \| 10	39.0	45.7	—	{{M+J\|1999+HZ11}}
id="1999 JA132" \| {{mp\|1999 JA\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 99	cubewano?	44.6	0.00	align=center \| 7	44.5	44.6	—	{{M+J\|1999+JA132}}
id="1999 JB132" \| {{mp\|1999 JB\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 108	plutino?	39.5	0.28	align=center \| 13	28.7	50.4	—	{{M+J\|1999+JB132}}
id="1999 JC132" \| {{mp\|1999 JC\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 86	plutino?	39.5	0.24	align=center \| 6	29.9	49.2	—	{{M+J\|1999+JC132}}
id="1999 JD132" \| {{mp\|1999 JD\|132}}	align=center \| 10 May 1999	R. L. Allen G. Bernstein P. Guhathakurta ({{small\|807}})	align=center \| 148	cubewano (hot)	43.3	0.06	align=center \| 11	40.5	46.0	BR-mag: 1.59	{{M+J\|1999+JD132}}
id="1999 JE132" \| {{mp\|1999 JE\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 90	plutino?	39.4	0.20	align=center \| 25	31.8	47.1	—	{{M+J\|1999+JE132}}
id="1999 JF132" \| {{mp\|1999 JF\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 90	cubewano?	44.5	0.00	align=center \| 2	44.5	44.5	—	{{M+J\|1999+JF132}}
id="1999 JH132" \| {{mp\|1999 JH\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 41	cubewano?	42.0	0.00	align=center \| 1	42.0	42.0	—	{{M+J\|1999+JH132}}
id="1999 JJ132" \| {{mp\|1999 JJ\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	45.8	0.10	align=center \| 3	41.1	50.5	—	{{M+J\|1999+JJ132}}
id="1999 JK132" \| {{mp\|1999 JK\|132}}	align=center \| 10 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 68	plutino?	39.3	0.17	align=center \| 16	32.8	45.9	—	{{M+J\|1999+JK132}}
id="1999 KK17" \| {{mp\|1999 KK\|17}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	45.5	0.00	align=center \| 4	45.5	45.5	—	{{M+J\|1999+KK17}}
id="1999 KL17" \| {{mp\|1999 KL\|17}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 62	cubewano?	46.2	0.03	align=center \| 3	44.9	47.6	—	{{M+J\|1999+KL17}}
id="1999 KR18" \| {{mp\|1999 KR\|18}}	align=center \| 18 May 1999	R. L. Allen G. Bernstein P. Guhathakurta ({{small\|807}})	align=center \| 95	res{{·}}4:7	43.9	0.20	align=center \| 1	35.1	52.7	—	{{M+J\|1999+KR18}}
id="1999 KT16" \| {{mp\|1999 KT\|16}}	align=center \| 18 May 1999	Cerro Tololo Obs. ({{small\|807}})	align=center \| 60	cubewano?	46.4	0.00	align=center \| 9	46.4	46.4	—	{{M+J\|1999+KT16}}
id="1999 LB37" \| {{mp\|1999 LB\|37}}	align=center \| 8 June 1999	Palomar Obs. ({{small\|675}})	align=center \| 57	plutino?	39.5	0.19	align=center \| 15	31.9	47.1	—	{{M+J\|1999+LB37}}
id="1999 OA4" \| {{mp\|1999 OA\|4}}	align=center \| 21 July 1999	J. J. Kavelaars B. Gladman M. J. Holman J.-M. Petit ({{small\|568}})	align=center \| 87	cubewano (cold)	44.8	0.06	align=center \| 3	42.0	47.5	—	{{M+J\|1999+OA4}}
id="1999 OC4" \| {{mp\|1999 OC\|4}}	align=center \| 18 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 73	cubewano (cold)	45.9	0.17	align=center \| 1	38.0	53.8	—	{{M+J\|1999+OC4}}
id="1999 OD4" \| {{mp\|1999 OD\|4}}	align=center \| 19 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 124	cubewano?	41.8	0.09	align=center \| 14	37.9	45.6	—	{{M+J\|1999+OD4}}
id="1999 OG4" \| {{mp\|1999 OG\|4}}	align=center \| 20 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 96	cubewano (cold)	47.4	0.13	align=center \| 1	41.3	53.5	—	{{M+J\|1999+OG4}}
id="1999 OH4" \| {{mp\|1999 OH\|4}}	align=center \| 18 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	other TNO	40.8	0.04	align=center \| 28	39.0	42.6	BR-mag: 3.20	{{M+J\|1999+OH4}}
id="1999 OK4" \| {{mp\|1999 OK\|4}}	align=center \| 19 July 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 126	other TNO	43.5	0.15	align=center \| 30	36.9	50.2	—	{{M+J\|1999+OK4}}
id="1999 OZ3" \| {{mp\|1999 OZ\|3}}	align=center \| 21 July 1999	J. J. Kavelaars B. Gladman M. J. Holman J.-M. Petit ({{small\|568}})	align=center \| 110	cubewano (cold)	44.4	0.08	align=center \| 3	40.7	48.1	—	{{M+J\|1999+OZ3}}
id="1999 RB215" \| {{mp\|1999 RB\|215}}	align=center \| 6 September 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 48	twotino	47.9	0.34	align=center \| 8	31.4	64.5	—	{{M+J\|1999+RB215}}
id="1999 RC216" \| {{mp\|1999 RC\|216}}	align=center \| 8 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 119	cubewano?	44.4	0.08	align=center \| 1	40.8	48.0	—	{{M+J\|1999+RC216}}
id="1999 RF215" \| {{mp\|1999 RF\|215}}	align=center \| 7 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 114	cubewano?	44.0	0.00	align=center \| 4	44.0	44.0	—	{{M+J\|1999+RF215}}
id="1999 RG215" \| {{mp\|1999 RG\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 120	cubewano (cold)	46.8	0.08	align=center \| 0	43.2	50.4	—	{{M+J\|1999+RG215}}
id="1999 RK257" \| {{mp\|1999 RK\|257}}	align=center \| 12 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 91	other TNO	43.2	0.05	align=center \| 18	41.0	45.4	—	{{M+J\|1999+RK257}}
id="1999 RR215" \| {{mp\|1999 RR\|215}}	align=center \| 7 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 80	cubewano (cold)	44.3	0.11	align=center \| 1	39.7	49.0	—	{{M+J\|1999+RR215}}
id="1999 RS214" \| {{mp\|1999 RS\|214}}	align=center \| 6 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 90	cubewano?	43.0	0.00	align=center \| 3	43.0	43.0	—	{{M+J\|1999+RS214}}
id="1999 RT214" \| {{mp\|1999 RT\|214}}	align=center \| 6 September 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 100	cubewano (cold)	42.9	0.06	align=center \| 3	40.6	45.3	albedo: 0.210; binary: 69 km	{{M+J\|1999+RT214}}
id="1999 RT215" \| {{mp\|1999 RT\|215}}	align=center \| 7 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 158	other TNO	43.1	0.00	align=center \| 22	43.1	43.1	—	{{M+J\|1999+RT215}}
id="1999 RU214" \| {{mp\|1999 RU\|214}}	align=center \| 6 September 1999	C. Trujillo D. C. Jewitt J. X. Luu ({{small\|568}})	align=center \| 146	res{{·}}2:5	56.2	0.34	align=center \| 4	37.0	75.4	—	{{M+J\|1999+RU214}}
id="1999 RV214" \| {{mp\|1999 RV\|214}}	align=center \| 6 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 87	cubewano (cold)	46.8	0.05	align=center \| 1	44.6	49.0	—	{{M+J\|1999+RV214}}
id="1999 RV215" \| {{mp\|1999 RV\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 87	other TNO	44.8	0.19	align=center \| 22	36.4	53.2	—	{{M+J\|1999+RV215}}
id="1999 RW214" \| {{mp\|1999 RW\|214}}	align=center \| 6 September 1999	J. X. Luu C. Trujillo D. C. Jewitt ({{small\|568}})	align=center \| 115	cubewano (cold)	43.2	0.03	align=center \| 1	41.8	44.6	—	{{M+J\|1999+RW214}}
id="1999 RW215" \| {{mp\|1999 RW\|215}}	align=center \| 7 September 1999	J. X. Luu D. C. Jewitt C. Trujillo ({{small\|568}})	align=center \| 93	res{{·}}3:4	36.4	0.16	align=center \| 11	30.7	42.2	—	{{M+J\|1999+RW215}}
id="1999 RX214" \| {{mp\|1999 RX\|214}}	align=center \| 6 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 145	cubewano (cold)	46.4	0.17	align=center \| 5	38.4	54.4	BR-mag: 1.63; taxonomy: IR	{{M+J\|1999+RX214}}
id="1999 RX215" \| {{mp\|1999 RX\|215}}	align=center \| 8 September 1999	D. C. Jewitt C. Trujillo J. X. Luu ({{small\|568}})	align=center \| 100	cubewano (cold)	47.4	0.15	align=center \| 1	40.5	54.3	—	{{M+J\|1999+RX215}}
id="1999 RZ214" \| {{mp\|1999 RZ\|214}}	align=center \| 6 September 1999	C. Trujillo J. X. Luu D. C. Jewitt ({{small\|568}})	align=center \| 104	SDO	86.1	0.57	align=center \| 21	36.7	136	—	{{M+J\|1999+RZ214}}
id="1999 SA28" \| {{mp\|1999 SA\|28}}	align=center \| 16 September 1999	Mauna Kea Obs. ({{small\|568}})	align=center \| 164	plutino?	39.2	0.18	align=center \| 11	32.0	46.5	—	{{M+J\|1999+SA28}}
id="1999 TR11" \| {{mpl\|1999 TR\|11}}	align=center \| 9 October 1999	S. S. Sheppard ({{small\|568}})	align=center \| 99	plutino	39.3	0.25	align=center \| 17	29.7	49.0	BR-mag: 1.77; taxonomy: RR	{{M+J\|1999+TR11}}