IAA RAS IAA Minor Planet Database

2021 RF

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5306104779 ± 4.80e-05
Semi-major axis (a)2.1542517026 AU ± 2.24e-04
Inclination (i)2.53683211° ± 1.73e-04
Long. of Asc. Node (Ω)339.07843317° ± 2.39e-05
Arg. of Perihelion (ω)5.01518480° ± 1.02e-04
Mean Anomaly (M)118.86454420° ± 7.47e-02
Mean Motion (n)0.3117221112°/day ± 4.87e-05
Perihelion dist (q)1.01118318 AU ± 1.48e-04
Aphelion dist (Q)3.29732023 AU ± 3.59e-04
Orbital Period3.16187479 yr ± 4.94e-04
Physical Parameters
H (abs. magnitude)27.73
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.536″
Uncertainty2
Orbit TypeApollo
MOID0.001492 AU
Observations Used61
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-04
Last Observation Used2021-09-07
Observations (61)
Date Type RA Dec Mag Band Observatory
2021-09-04 05:41:56 C 21 33 40.50 +21 56 56.6 – U I41
2021-09-04 05:42:26 C 21 33 45.47 +21 57 54.7 – U I41
2021-09-04 05:43:16 C 21 33 54.03 +21 59 33.8 – U I41
2021-09-04 05:43:46 C 21 33 58.84 +22 00 30.4 – U I41
2021-09-04 06:41:01 C 21 43 32.95 +23 49 47.7 – U I41
2021-09-04 06:41:32 C 21 43 37.91 +23 50 43.7 – U I41
2021-09-04 08:43:29 C 22 04 38.64 +27 28 47.4 – U I41
2021-09-04 08:43:59 C 22 04 43.77 +27 29 37.9 – U I41
2021-09-04 18:37:40 C 23 55 46.72 +39 02 39.7 – o K88
2021-09-04 18:39:48 C 23 56 07.79 +39 04 16.4 – o K88
2021-09-04 18:41:14 C 23 56 21.77 +39 05 19.6 – o K88
2021-09-04 18:42:49 C 23 56 37.16 +39 06 29.9 – o K88
2021-09-04 19:04:34 C 00 00 18.06 +39 21 43.7 – V L01
2021-09-04 19:05:30 C 00 00 27.11 +39 22 23.3 – V L01
2021-09-04 19:06:19 C 00 00 22.65 +39 20 13.2 – V 033
2021-09-04 19:06:26 C 00 00 36.14 +39 23 03.5 – V L01
2021-09-04 19:06:35 C 00 00 25.08 +39 20 23.9 – V 033
2021-09-04 19:06:49 C 00 00 27.49 +39 20 34.3 – V 033
2021-09-04 19:07:05 C 00 00 29.89 +39 20 44.8 – V 033
2021-09-04 19:07:23 C 00 00 45.16 +39 23 43.2 – V L01
2021-09-04 19:07:39 C 23 58 46.83 +39 32 59.8 – V N82
2021-09-04 19:08:19 C 00 00 54.24 +39 24 23.0 – V L01
2021-09-04 19:09:53 C 23 59 07.80 +39 34 27.8 – V N82
2021-09-04 19:12:02 C 23 59 27.84 +39 35 51.3 – V N82
2021-09-04 19:12:55 C 00 01 26.07 +39 25 28.9 – V K62
2021-09-04 19:15:13 C 00 01 48.18 +39 27 05.4 – V K62
2021-09-04 19:17:32 C 00 02 10.30 +39 28 41.4 – V K62
2021-09-04 19:19:50 C 00 02 32.30 +39 30 14.8 – V K62
2021-09-04 19:34:32 C 00 05 09.76 +39 42 19.2 – V K83
2021-09-04 19:41:11 C 00 06 12.60 +39 46 45.1 – V K83
2021-09-04 19:43:36 C 00 06 35.36 +39 48 21.0 – V K83
2021-09-04 19:46:20 C 00 06 49.89 +39 47 06.0 – V A17
2021-09-04 19:46:39 C 00 07 04.03 +39 50 19.8 – V K83
2021-09-04 19:50:05 C 00 07 24.96 +39 49 30.9 – V A17
2021-09-04 19:53:49 C 00 08 00.17 +39 51 54.6 – V A17
2021-09-04 20:08:11 C 00 10 33.18 +40 00 48.1 – X 958
2021-09-04 20:12:42 C 00 11 15.16 +40 03 36.6 – X 958
2021-09-04 20:17:16 C 00 11 57.48 +40 06 25.6 – X 958
2021-09-04 20:43:55 C 00 15 42.15 +40 24 55.2 – X 595
2021-09-04 20:47:00 C 00 16 09.71 +40 26 40.1 – X 595
2021-09-04 20:51:32 C 00 16 50.17 +40 29 13.3 – X 595
2021-09-04 21:01:00 C 00 18 14.09 +40 34 25.8 – X 595
2021-09-04 21:04:22 C 00 18 43.95 +40 36 16.2 – X 595
2021-09-04 21:50:55 C 00 25 33.15 +40 57 52.9 – Z B91
2021-09-04 21:54:10 C 00 26 00.85 +40 59 26.6 – Z B91
2021-09-04 21:57:28 C 00 26 28.97 +41 01 01.1 – Z B91
2021-09-04 22:06:18 C 00 27 47.45 +41 02 00.0 – V Z80
2021-09-04 22:12:17 C 00 28 38.26 +41 04 46.7 – V Z80
2021-09-04 22:18:18 C 00 29 28.86 +41 07 31.2 – V Z80
2021-09-04 22:46:47 C 00 33 27.49 +41 20 06.0 – q J69