2020 FA₃₁

2020 FA₃₁
	Orbit of 2020 FA31
Discovery
Discovered by	Scott S. Sheppard; David J. Tholen; Chad Trujillo;
Discovery site	Mauna Kea Obs.
Discovery date	24 March 2020; (first imaged)
Designations
MPC designation	2020 FA31
Minor planet category	SDO; TNO; distant;
Orbital characteristics
	Epoch 9 June 2020 (JD 2459009.5)
	Uncertainty parameter 9
Observation arc	0.82 yr (301 days)
Aphelion	102.447±47.846 AU
Perihelion	39.457±9.608 AU
Semi-major axis	70.952±33.137 AU
Eccentricity	0.44389±0.39513
Orbital period (sidereal)	597.66±418.70 yr
Mean anomaly	132.132°±320.990°
Mean motion	0° 0m 5.937s / day
Inclination	19.554°±0.030°
Longitude of ascending node	135.974°±0.152°
Argument of perihelion	260.344°±137.100°
Physical characteristics
Apparent magnitude	25.0
Absolute magnitude (H)	5.361±0.097; 5.40;

2020 FA₃₁ is a distant trans-Neptunian object that was discovered 97.2 AU (14.54 billion km) from the Sun by Scott Sheppard, David Tholen, and Chad Trujillo on 24 March 2020.^[1] Announced on 14 February 2021, it is one of the most distant observable known objects in the Solar System.^[4]

References

^ ^a ^b ^c "MPEC 2021-C289 : 2020 FA31". Minor Planet Electronic Circular. Minor Planet Center. 14 February 2021. Retrieved 15 February 2021.
^ ^a ^b ^c "2020 FA31". Minor Planet Center. International Astronomical Union. Retrieved 15 February 2021.
^ "List Of Centaurs and Scattered-Disk Objects". Minor Planet Center. Retrieved 14 February 2021.
^ ^a ^b ^c ^d "JPL Small-Body Database Browser: (2020 FA31)" (2021-01-19 last obs.). Jet Propulsion Laboratory. Retrieved 15 February 2021.