IAA RAS IAA Minor Planet Database

2021 RN1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3208856148 ± 2.85e-07
Semi-major axis (a)1.5839290468 AU ± 3.40e-09
Inclination (i)39.48124708° ± 4.02e-05
Long. of Asc. Node (Ω)338.94206113° ± 2.99e-06
Arg. of Perihelion (ω)326.29949892° ± 1.52e-04
Mean Anomaly (M)57.53476263° ± 6.94e-05
Mean Motion (n)0.4944344142°/day ± 1.59e-09
Perihelion dist (q)1.07566900 AU ± 4.51e-07
Aphelion dist (Q)2.09218909 AU ± 4.51e-07
Orbital Period1.99344191 yr ± 6.41e-09
Physical Parameters
H (abs. magnitude)22.30
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.379″
Uncertainty0
Orbit TypeAmor
MOID0.107370 AU
Observations Used173
Oppositions2
Arc Total2021-2025
First Observation Used2021-09-05
Last Observation Used2025-09-05
Observations (175)
Date Type RA Dec Mag Band Observatory
2021-09-05 08:40:39 C 21 03 00.80 -11 47 39.1 – V T05
2021-09-05 08:45:15 C 21 02 59.20 -11 46 44.9 – V T05
2021-09-05 08:48:32 C 21 02 58.07 -11 46 07.8 – V T05
2021-09-05 08:59:21 C 21 02 54.34 -11 44 02.8 – V T05
2021-09-05 09:47:21 C 21 02 38.08 -11 34 49.5 – V T05
2021-09-05 18:41:35 C 20 59 53.55 -09 54 23.1 – o K88
2021-09-05 18:45:14 C 20 59 52.36 -09 53 42.6 – o K88
2021-09-05 18:48:55 C 20 59 51.15 -09 53 02.2 – o K88
2021-09-05 18:53:37 C 20 59 50.23 -09 52 05.2 – V 104
2021-09-05 19:09:32 C 20 59 44.87 -09 49 13.0 – V 246
2021-09-05 19:09:42 C 20 59 44.80 -09 49 11.8 – V 246
2021-09-05 19:10:17 C 20 59 44.92 -09 49 00.4 – V 104
2021-09-05 19:10:28 C 20 59 44.73 -09 49 00.7 – X 595
2021-09-05 19:11:09 C 20 59 44.32 -09 48 54.9 – V 246
2021-09-05 19:11:19 C 20 59 44.28 -09 48 53.3 – V 246
2021-09-05 19:11:28 C 20 59 44.29 -09 48 52.3 – V 246
2021-09-05 19:13:24 C 20 59 43.87 -09 48 29.8 – V A17
2021-09-05 19:15:26 C 20 59 43.15 -09 48 05.1 – X 595
2021-09-05 19:23:50 C 20 59 40.60 -09 46 34.9 – V A17
2021-09-05 19:25:21 C 20 59 40.01 -09 46 14.8 – X 595
2021-09-05 19:27:31 C 20 59 39.44 -09 45 49.1 – V 104
2021-09-05 19:31:52 C 20 59 38.17 -09 45 02.2 – V G15
2021-09-05 19:33:25 C 20 59 37.56 -09 44 47.1 – V A17
2021-09-05 19:41:32 C 20 59 35.08 -09 43 14.4 – V G15
2021-09-05 19:45:09 C 20 59 34.51 -09 42 32.8 – X 958
2021-09-05 19:46:48 C 20 59 33.17 -09 42 16.3 – V L01
2021-09-05 19:48:18 C 20 59 32.69 -09 41 59.9 – V L01
2021-09-05 19:51:18 C 20 59 31.75 -09 41 26.8 – V L01
2021-09-05 19:53:02 C 20 59 31.94 -09 41 04.7 – X 958
2021-09-05 19:54:17 C 20 59 30.78 -09 40 53.6 – V L01
2021-09-05 19:55:15 C 20 59 30.69 -09 40 40.7 – V K63
2021-09-05 19:55:46 C 20 59 30.32 -09 40 37.0 – V L01
2021-09-05 19:57:55 C 20 59 29.85 -09 40 11.7 – V K63
2021-09-05 20:00:43 C 20 59 29.01 -09 39 40.8 – V K63
2021-09-05 20:01:09 C 20 59 29.44 -09 39 35.2 – X 958
2021-09-05 20:05:07 C 20 59 27.39 -09 38 57.2 – V 033
2021-09-05 20:05:31 C 20 59 27.25 -09 38 52.7 – V 033
2021-09-05 20:05:56 C 20 59 27.12 -09 38 48.0 – V 033
2021-09-05 20:06:25 C 20 59 26.97 -09 38 42.6 – V 033
2021-09-05 20:07:29 C 20 59 27.23 -09 38 30.8 – V J95
2021-09-05 20:08:20 C 20 59 26.28 -09 38 20.2 – V 246
2021-09-05 20:08:24 C 20 59 26.56 -09 38 17.4 – V 203
2021-09-05 20:08:44 C 20 59 26.08 -09 38 16.1 – V 246
2021-09-05 20:08:54 C 20 59 26.08 -09 38 13.9 – V 246
2021-09-05 20:09:04 C 20 59 26.05 -09 38 12.5 – V 246
2021-09-05 20:09:13 C 20 59 25.94 -09 38 11.1 – V 246
2021-09-05 20:16:27 C 20 59 24.40 -09 36 51.5 – V J95
2021-09-05 20:23:18 C 20 59 22.26 -09 35 35.0 – V J95
2021-09-05 20:29:40 C 20 59 19.84 -09 34 21.9 – V 203
2021-09-05 20:30:13 C 20 59 20.04 -09 34 19.2 – V J95