IAA RAS IAA Minor Planet Database

2021 RF12

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5381975000
Semi-major axis (a)1.8962152000 AU
Inclination (i)2.86002000°
Long. of Asc. Node (Ω)168.42281000°
Arg. of Perihelion (ω)128.06032000°
Mean Anomaly (M)232.45506000°
Mean Motion (n)0.3774614900°/day
Perihelion dist (q)0.87567690 AU
Aphelion dist (Q)2.91675350 AU
Orbital Period2.61114770 yr
Physical Parameters
H (abs. magnitude)27.99
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.650″
Uncertainty7
Orbit TypeApollo
MOID0.000414 AU
Observations Used37
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-10-03
Observations (38)
Date Type RA Dec Mag Band Observatory
2021-09-12 07:42:16 C 23 15 31.06 -08 37 07.3 – V G96
2021-09-12 07:49:49 C 23 15 46.33 -08 36 16.3 – V G96
2021-09-12 07:57:21 C 23 16 01.39 -08 35 26.5 – V G96
2021-09-12 09:23:04 C 23 18 48.60 -08 26 07.1 – V 703
2021-09-12 09:24:47 C 23 18 51.85 -08 25 56.1 – V 703
2021-09-12 09:26:29 C 23 18 55.06 -08 25 46.9 – V 703
2021-09-12 21:26:34 C 23 38 53.52 -07 25 55.1 – X 958
2021-09-12 21:34:26 C 23 39 02.87 -07 25 23.6 – X 958
2021-09-12 21:40:14 C 23 39 05.06 -07 25 08.5 – V 104
2021-09-12 21:42:26 C 23 39 12.28 -07 24 52.3 – X 958
2021-09-12 21:44:13 C 23 39 08.27 -07 25 00.5 – V L01
2021-09-12 21:46:03 C 23 39 10.39 -07 24 53.1 – V L01
2021-09-12 21:46:04 C 23 39 11.89 -07 24 44.7 – V 104
2021-09-12 21:46:25 C 23 39 10.55 -07 25 21.7 – V 033
2021-09-12 21:46:50 C 23 39 11.02 -07 25 19.7 – V 033
2021-09-12 21:47:16 C 23 39 11.53 -07 25 18.3 – V 033
2021-09-12 21:47:45 C 23 39 12.11 -07 25 15.9 – V 033
2021-09-12 21:47:53 C 23 39 12.53 -07 24 45.5 – V L01
2021-09-12 21:48:42 C 23 39 13.45 -07 24 45.8 – X 595
2021-09-12 21:49:43 C 23 39 14.62 -07 24 37.9 – V L01
2021-09-12 21:51:32 C 23 39 16.73 -07 24 30.6 – V L01
2021-09-12 21:51:54 C 23 39 18.59 -07 24 21.2 – V 104
2021-09-12 21:56:07 C 23 39 22.03 -07 24 15.4 – X 595
2021-09-12 22:04:17 C 23 39 31.34 -07 23 43.3 – X 595
2021-09-12 22:06:26 C 23 39 39.58 -07 23 22.0 – V I93
2021-09-12 22:13:26 C 23 39 47.55 -07 22 54.3 – V I93
2021-09-12 22:20:24 C 23 39 55.52 -07 22 25.8 – V I93
2021-09-13 01:45:58 C 23 43 55.28 -07 00 47.3 – X Y00
2021-09-13 01:51:58 C 23 44 01.13 -07 00 26.6 – X Y00
2021-09-13 01:57:59 C 23 44 06.94 -07 00 05.7 – X Y00
2021-09-13 05:21:06 C 23 47 32.30 -06 56 27.7 – u H21
2021-09-13 05:25:08 C 23 47 35.83 -06 56 14.4 – u H21
2021-09-13 05:29:11 C 23 47 39.35 -06 56 01.3 – u H21
2021-09-15 07:59:45 C 00 15 05.19 -05 20 14.3 – o 291
2021-09-15 08:04:24 C 00 15 06.27 -05 20 09.4 – o 291
2021-09-15 08:08:51 C 00 15 07.34 -05 20 04.7 – o 291
2021-10-03 04:50:45 C 00 39 41.048 -03 29 31.80 – V 309
2021-10-03 04:56:27 C 00 39 41.009 -03 29 30.96 – V 309