2021 RF1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2151191541 ± 3.21e-06
Semi-major axis (a)1.3521777177 AU ± 6.53e-06
Inclination (i)5.02262417° ± 5.65e-05
Long. of Asc. Node (Ω)172.54424072° ± 6.60e-05
Arg. of Perihelion (ω)207.58471161° ± 9.90e-05
Mean Anomaly (M)223.62557763° ± 6.80e-03
Mean Motion (n)0.6268470894°/day ± 4.54e-06
Perihelion dist (q)1.06129839 AU ± 6.72e-06
Aphelion dist (Q)1.64305704 AU ± 9.04e-06
Orbital Period1.57235520 yr ± 1.14e-05
Physical Parameters
H (abs. magnitude)23.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.228″
Uncertainty1
Orbit TypeAmor
MOID0.066926 AU
Observations Used71
Oppositions1
Arc Total2021-2022
First Observation Used2021-09-04
Last Observation Used2022-01-04
Observations (72)
Date Type RA Dec Mag Band Observatory
2021-09-04 12:06:43 C 02 16 52.854 +17 13 46.19 U F52
2021-09-04 12:26:02 C 02 16 57.259 +17 13 38.52 U F52
2021-09-04 12:45:28 C 02 17 01.698 +17 13 30.63 U F52
2021-09-04 13:05:05 C 02 17 06.151 +17 13 22.57 U F52
2021-09-05 01:06:15 C 02 20 03.48 +17 07 38.5 V L01
2021-09-05 01:09:36 C 02 20 04.26 +17 07 36.6 V L01
2021-09-05 01:11:50 C 02 20 04.81 +17 07 35.7 V L01
2021-09-05 01:14:39 C 02 20 05.49 +17 07 34.4 V L01
2021-09-05 01:18:01 C 02 20 06.21 +17 07 32.9 V L01
2021-09-05 11:15:13 C 02 22 34.870 +17 03 18.55 V 568
2021-09-05 11:16:38 C 02 22 35.197 +17 03 17.95 V 568
2021-09-05 11:18:03 C 02 22 35.520 +17 03 17.32 V 568
2021-09-05 23:49:31 C 02 25 40.27 +16 56 34.1 V 033
2021-09-05 23:52:11 C 02 25 40.91 +16 56 32.7 V 033
2021-09-05 23:54:50 C 02 25 41.52 +16 56 31.3 V 033
2021-09-06 01:09:10 C 02 25 59.10 +16 55 55.6 V 033
2021-09-06 01:11:50 C 02 25 59.71 +16 55 54.4 V 033
2021-09-06 01:14:30 C 02 26 00.38 +16 55 52.8 V 033
2021-09-06 09:33:47 C 02 28 02.52 +16 51 45.1 u H21
2021-09-06 09:47:05 C 02 28 05.62 +16 51 38.1 u H21
2021-09-07 11:08:17 C 02 34 22.79 +16 37 31.3 V G96
2021-09-07 11:16:20 C 02 34 24.70 +16 37 27.5 V G96
2021-09-07 11:24:23 C 02 34 26.49 +16 37 21.7 V G96
2021-09-07 11:32:24 C 02 34 28.40 +16 37 17.0 V G96
2021-09-09 09:32:58 C 02 45 56.88 +16 07 36.1 V G96
2021-09-09 09:43:18 C 02 45 59.26 +16 07 29.1 V G96
2021-09-09 09:51:25 C 02 46 01.19 +16 07 23.3 V G96
2021-09-10 11:21:04 C 02 52 23.474 +15 49 01.93 U F52
2021-09-10 11:38:35 C 02 52 27.577 +15 48 49.69 U F52
2021-09-10 11:56:05 C 02 52 31.651 +15 48 37.22 U F52
2021-09-11 11:02:05 C 02 58 16.889 +15 30 31.88 U F51
2021-09-11 11:19:45 C 02 58 21.050 +15 30 18.47 U F51
2021-09-11 11:37:29 C 02 58 25.161 +15 30 05.15 U F51
2021-09-11 12:05:28 C 02 58 31.649 +15 29 43.45 U F52
2021-09-11 12:25:26 C 02 58 36.255 +15 29 28.08 U F52
2021-09-11 13:02:37 C 02 58 44.813 +15 28 58.85 U F52
2021-09-29 11:02:50 C 04 36 11.91 +07 22 42.5 o 291
2021-09-29 11:26:03 C 04 36 15.97 +07 22 12.7 o 291
2021-09-29 11:49:19 C 04 36 20.03 +07 21 42.3 o 291
2021-10-01 11:10:48 C 04 45 13.24 +06 20 07.5 o 691
2021-10-01 11:39:08 C 04 45 17.89 +06 19 30.2 o 691
2021-10-01 12:05:31 C 04 45 22.22 +06 18 56.3 o 691
2021-10-03 12:02:55 C 04 53 52.44 +05 16 49.8 o 291
2021-10-03 12:08:10 C 04 53 53.25 +05 16 42.8 o 291
2021-10-03 12:13:26 C 04 53 54.07 +05 16 36.4 o 291
2021-10-03 12:56:49 C 04 54 04.019 +05 15 52.56 U F52
2021-10-03 13:12:24 C 04 54 06.417 +05 15 32.68 U F52
2021-10-03 13:28:05 C 04 54 08.829 +05 15 12.61 U F52
2021-10-15 09:03:29 C 05 34 30.80 -00 26 53.3 o 291
2021-10-15 09:13:09 C 05 34 31.77 -00 27 03.8 o 291