102P/Shoemaker

{{For|other comets discovered by Carolyn and Eugene Shoemaker|Comet Shoemaker}}

{{Infobox comet

| name=102P/Shoemaker

| image=

| discoverer=Carolyn S. Shoemaker
Eugene Merle Shoemaker

| discovery_date=September 27, 1984

| designations=1984 XVI; 1991 XXIII

| epoch=March 6, 2006

| semimajor=3.739 AU

| perihelion=1.974 AU

| aphelion=5.505 AU

| eccentricity=0.4722

| period=7.231 a

| inclination= 26.2538°

| last_p=January 22, 2021{{cite web

|title=102P/Shoemaker Orbit

|url=http://www.minorplanetcenter.net/db_search/show_object?object_id=102P

|publisher=Minor Planet Center

|access-date=2014-06-17}}
September 1, 2013{{cite web

|date=2010-04-28

|title=102P/Shoemaker 1 (NK 1924)

|publisher=OAA Computing and Minor Planet Sections

|author=Syuichi Nakano

|author-link=Syuichi Nakano

|url=http://www.oaa.gr.jp/~oaacs/nk/nk1924.htm

|access-date=2012-02-20}}
June 6, 2006

| next_p=2028-Jul-10{{cite web

|title=Horizons Batch for 102P/Shoemaker 1 (90000944) on 2028-Jul-10

|publisher=JPL Horizons

|type=Perihelion occurs when rdot flips from negative to positive

|url=https://ssd.jpl.nasa.gov/api/horizons.api?format=text&COMMAND=%27DES%3D102P%3BCAP%27&START_TIME=%272028-Jul-01%27&STOP_TIME=%272028-Jul-20%27&STEP_SIZE=%273%20hours%27&QUANTITIES=%2719%27

|accessdate=2021-09-13}} (JPL K213/2 Soln.date: 2022-Feb-06)

}}

102P/Shoemaker, also known as Shoemaker 1, is a periodic comet in the Solar System. It was first seen in 1984 and then again in 1991. Images taken of it in 1999 were not recognized until 2006 when it was once again observed. It was unexpectedly dim in each of these returns.

References

External links

[http://ssd.jpl.nasa.gov/sbdb.cgi?sstr=102P;orb=1 Orbital simulation] from JPL (Java) / [http://ssd.jpl.nasa.gov/horizons.cgi?find_body=1&body_group=sb&sstr=102P Horizons Ephemeris]
[http://www.aerith.net/comet/catalog/0102P/index.html 102P/Shoemaker 1] – Seiichi Yoshida @ aerith.net
[http://cometography.com/pcomets/102P.html 102P at Kronk's Cometography] {{Webarchive|url=https://web.archive.org/web/20160303171402/http://cometography.com/pcomets/102P.html |date=2016-03-03 }}
[http://www.minorplanetcenter.net/mpec/K06/K06O54.html IAU Minor Planet Center, Minor Planet Electronic Circular No. 2006-O54 giving questionable observations from 1999/2000 and new observations from 2006.]
[http://www.cbat.eps.harvard.edu/iauc/05300/05361.html#Item2 IAU Central Bureau for Astronomical Telegrams Circular No. 5361 giving visual magnitude estimates for 1991 observations.]
[http://www.cbat.eps.harvard.edu/iauc/05300/05336.html#Item2 IAU Central Bureau for Astronomical Telegrams Circular No. 5336 giving calculated orbit based on 1991 observations.]
[http://www.cbat.eps.harvard.edu/iauc/05200/05286.html IAU Central Bureau for Astronomical Telegrams Circular No. 5286 Describing recovery of 102P/Shoemaker in 1991]
[http://www.cbat.eps.harvard.edu/iauc/04000/04017.html#Item2 IAU Central Bureau for Astronomical Telegrams Circular No. 4017. Describing more visual magnitude estimates and orbital parameters from 1984.]
[http://www.cbat.eps.harvard.edu/iauc/04000/04002.html#Item3 IAU Central Bureau for Astronomical Telegrams Circular No. 4002. Describing visual magnitude estimates of comet from 1984.]
[http://www.cbat.eps.harvard.edu/iauc/04000/04000.html#Item1 IAU Central Bureau for Astronomical Telegrams Circular No. 4000. Describing positions of comet observed in 1984. Also mentions close pass of Jupiter calculated to have occurred in 1980.]
[http://www.cbat.eps.harvard.edu/iauc/03900/03998.html IAU Central Bureau for Astronomical Telegrams Circular No. 3998 Describing the initial calculation of the comet's orbit in 1984]

Category:Periodic comets

0102

102P

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