2008 FF5

{{Short description|Asteroid}}

{{DISPLAYTITLE:{{mp|2008 FF|5}}}}

{{Use dmy dates|date=February 2018}}

{{Infobox planet

| minorplanet=yes

| background=#FFC2E0

| name=2008 FF5

| discovery_ref=

| discoverer=Mt. Lemmon Survey (G96)
1.5-m reflector

| discovered=28 March 2008

| alt_names=

| mp_category={{Ubl

| Mercury crosser

| Venus crosser

| Apollo Asteroid

| Earth crosser

| Mars crosser

}}

| orbit_ref=

| epoch=31 March 2008 (JD 2454556.5)

| semimajor={{Convert|2.28667736|AU|Gm|abbr=on}}

| perihelion={{Convert|0.079138425|AU|Gm|abbr=on}}

| aphelion={{Convert|4.49421629|AU|Gm|abbr=on|lk=on}}

| eccentricity=0.96539152

| period=3.46 yr (1263.0 d)

| inclination=2.6285675°

| asc_node=15.296731°

| arg_peri=19.899259°

| mean_anomaly=12.042691°

| dimensions=70–160 m

| escape_velocity=

| rotation=

| spectral_type=

| abs_magnitude=23.1

| mean_motion={{Deg2DMS|0.28503405|sup=ms}} / day

| uncertainty=9

| moid={{Convert|0.00725225|AU|km|abbr=on}}

| jupiter_moid={{Convert|0.964477|AU|Gm|abbr=on}}

}}

{{mp|2008 FF|5}} is the asteroid with the second-smallest known perihelion of any known object orbiting the Sun. Its extreme orbital eccentricity brings it within 0.079 AU of the Sun (26% of Mercury's perihelion) and as far as 4.487 AU from the Sun (well beyond the orbit of Mars).