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2008 FF5 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).

2008 FF5
Discovery[1]
Discovered byMt. Lemmon Survey (G96)
1.5-m reflector
Discovery date2008-03-28
Designations
Mercury crosser,
Venus crosser,
Apollo Asteroid,
Earth crosser,
Mars crosser
Orbital characteristics[2]
Epoch 31 March 2008 (JD 2454556.5)
Uncertainty parameter 9
Aphelion4.49421629 AU (672.325187 Gm)
Perihelion0.079138425 AU (11.8389399 Gm)
2.28667736 AU (342.082064 Gm)
Eccentricity0.96539152
3.46 yr (1263.0 d)
12.042691°
0° 17m 6.123s /day
Inclination2.6285675°
15.296731°
19.899259°
Earth MOID0.00725225 AU (1,084,921 km)
Jupiter MOID0.964477 AU (144.2837 Gm)
Physical characteristics
Dimensions70–160 m [3]
23.1

ReferencesEdit

  1. ^ "MPEC 2008-F50 : 2008 FF5". IAU Minor Planet Center. 29 March 2008. Retrieved 5 March 2014. (K08F05F)
  2. ^ "JPL Small-Body Database Browser: (2008 FF5)" (2008-04-08 last obs (arc=11 days)). Jet Propulsion Laboratory. Retrieved 30 March 2016.
  3. ^ "NEODyS 2008 FF5". Near Earth Objects - Dynamic Site. Retrieved 7 March 2014.

External linksEdit