IAA RAS IAA Minor Planet Database

2020 RF9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4512092000
Semi-major axis (a)2.1824518000 AU
Inclination (i)9.67234000°
Long. of Asc. Node (Ω)170.25219000°
Arg. of Perihelion (ω)197.29684000°
Mean Anomaly (M)214.02918000°
Mean Motion (n)0.3056941200°/day
Perihelion dist (q)1.19770950 AU
Aphelion dist (Q)3.16719410 AU
Orbital Period3.22416300 yr
Physical Parameters
H (abs. magnitude)24.60
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.230″
Uncertainty7
Orbit TypeAmor
MOID0.198108 AU
Observations Used21
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-09-17
Observations (21)
Date Type RA Dec Mag Band Observatory
2020-09-14 12:25:01 C 00 19 56.639 -01 46 34.57 – U F51
2020-09-14 12:41:40 C 00 19 58.610 -01 47 00.81 – U F51
2020-09-14 12:57:32 C 00 20 00.510 -01 47 26.29 – U F51
2020-09-15 08:12:05 C 00 22 34.056 -02 18 03.90 – V F51
2020-09-15 08:36:23 C 00 22 37.049 -02 18 43.14 – V F51
2020-09-15 08:59:27 C 00 22 39.840 -02 19 19.96 – V F51
2020-09-15 09:22:46 C 00 22 42.640 -02 19 57.62 – V F51
2020-09-16 09:52:17 C 00 25 54.315 -02 59 22.64 – U F51
2020-09-16 10:17:58 C 00 25 57.374 -03 00 04.22 – U F51
2020-09-16 10:35:47 C 00 25 59.488 -03 00 32.44 – V F52
2020-09-16 10:56:22 C 00 26 01.975 -03 01 06.37 – V F52
2020-09-16 11:09:12 C 00 26 03.495 -03 01 27.16 – U F51
2020-09-16 11:16:56 C 00 26 04.391 -03 01 39.58 – V F52
2020-09-16 11:37:23 C 00 26 06.851 -03 02 13.02 – V F52
2020-09-17 10:06:27 C 00 29 04.359 -03 38 43.34 – V F52
2020-09-17 10:27:09 C 00 29 06.872 -03 39 17.62 – V F52
2020-09-17 10:47:42 C 00 29 09.294 -03 39 50.93 – V F52
2020-09-17 12:41:53 C 00 29 22.941 -03 42 57.07 – V F51
2020-09-17 13:10:10 C 00 29 26.342 -03 43 43.49 – V F51
2020-09-17 13:38:12 C 00 29 29.753 -03 44 28.57 – V F51
2020-09-17 14:06:01 C 00 29 33.118 -03 45 13.71 – V F51