IAA RAS IAA Minor Planet Database

2021 RR

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2644162258 ± 1.12e-05
Semi-major axis (a)1.4479831857 AU ± 2.50e-05
Inclination (i)2.12177877° ± 7.75e-05
Long. of Asc. Node (Ω)213.63035719° ± 6.87e-05
Arg. of Perihelion (ω)123.38289714° ± 1.70e-04
Mean Anomaly (M)153.80861342° ± 2.24e-02
Mean Motion (n)0.5656750163°/day ± 1.46e-05
Perihelion dist (q)1.06511294 AU ± 2.45e-05
Aphelion dist (Q)1.83085343 AU ± 3.55e-05
Orbital Period1.74238963 yr ± 4.50e-05
Physical Parameters
H (abs. magnitude)24.80
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.199″
Uncertainty2
Orbit TypeAmor
MOID0.062513 AU
Observations Used55
Oppositions1
Arc Total2021-2021
First Observation Used2021-09-04
Last Observation Used2021-11-05
Observations (58)
Date Type RA Dec Mag Band Observatory
2021-09-04 09:08:48 C 23 40 31.059 +26 14 08.34 – U F52
2021-09-04 09:17:06 C 23 40 32.832 +26 14 07.96 – U F52
2021-09-04 09:24:26 C 23 40 34.386 +26 14 07.70 – U F52
2021-09-04 09:32:44 C 23 40 36.137 +26 14 07.39 – U F52
2021-09-04 09:40:05 C 23 40 37.681 +26 14 06.95 – U F52
2021-09-04 09:48:29 C 23 40 39.443 +26 14 06.43 – U F52
2021-09-04 20:11:43 C 23 43 13.69 +26 11 04.0 – V 033
2021-09-04 20:12:48 C 23 43 13.94 +26 11 04.0 – V 033
2021-09-04 20:13:53 C 23 43 14.18 +26 11 03.8 – V 033
2021-09-04 20:32:02 C 23 43 18.73 +26 11 14.1 – V L01
2021-09-04 20:36:21 C 23 43 19.67 +26 11 13.5 – V L01
2021-09-04 20:39:43 C 23 43 20.42 +26 11 13.3 – V L01
2021-09-04 20:43:05 C 23 43 21.18 +26 11 13.3 – V L01
2021-09-04 20:46:28 C 23 43 21.97 +26 11 13.1 – V L01
2021-09-05 00:02:28 C 23 44 04.51 +26 10 46.0 – X 595
2021-09-05 00:24:04 C 23 44 09.11 +26 10 41.3 – X 595
2021-09-05 09:06:58 C 23 46 14.11 +26 09 16.6 – o 291
2021-09-05 09:10:53 C 23 46 14.94 +26 09 15.2 – o 291
2021-09-05 09:14:47 C 23 46 15.74 +26 09 14.1 – o 291
2021-09-06 09:31:27 C 23 51 59.32 +26 02 33.0 – V G96
2021-09-06 09:41:01 C 23 52 01.25 +26 02 29.5 – V G96
2021-09-06 09:57:28 C 23 52 04.57 +26 02 23.1 – V G96
2021-09-08 01:23:09 C 00 01 02.78 +25 46 56.9 – V 033
2021-09-08 01:24:18 C 00 01 03.02 +25 46 56.3 – V 033
2021-09-08 01:25:27 C 00 01 03.25 +25 46 55.8 – V 033
2021-09-11 17:08:55 C 00 19 15.90 +24 59 15.6 – V D29
2021-09-11 17:29:17 C 00 19 19.26 +24 59 01.6 – V D29
2021-09-15 08:58:56 C 00 35 01.38 +23 54 50.3 – U I41
2021-09-15 09:25:05 C 00 35 04.96 +23 54 28.9 – U I41
2021-09-15 09:51:28 C 00 35 08.60 +23 54 06.4 – U I41
2021-09-15 10:02:06 C 00 35 10.05 +23 53 57.4 – U I41
2021-09-16 17:51:51 C 00 40 17.10 +23 27 47.1 – V D29
2021-09-16 18:12:13 C 00 40 19.66 +23 27 29.1 – V D29
2021-09-18 05:45:38 C 00 45 45.49 +22 56 48.5 – V G96
2021-09-18 05:53:15 C 00 45 46.43 +22 56 42.2 – V G96
2021-09-18 06:00:54 C 00 45 47.35 +22 56 36.3 – V G96
2021-09-18 06:08:32 C 00 45 48.27 +22 56 30.1 – V G96
2021-09-28 13:39:12 C 01 13 05.126 +19 05 09.87 – U F51
2021-09-28 13:56:54 C 01 13 06.223 +19 04 51.57 – U F51
2021-09-28 14:32:13 C 01 13 08.443 +19 04 15.01 – U F51
2021-10-02 12:55:09 C 01 19 52.005 +17 35 23.63 – U F52
2021-10-02 13:13:40 C 01 19 52.791 +17 35 05.45 – U F52
2021-10-02 13:32:05 C 01 19 53.579 +17 34 47.43 – U F52
2021-10-02 13:50:30 C 01 19 54.405 +17 34 28.94 – U F52
2021-10-16 05:46:00 C 01 33 26.90 +13 03 44.0 – o 691
2021-10-16 06:04:36 C 01 33 27.14 +13 03 31.3 – o 691
2021-10-16 06:23:11 C 01 33 27.34 +13 03 18.7 – o 691
2021-10-17 04:09:12 C 01 34 02.84 +12 48 24.8 – o 291
2021-10-17 04:22:09 C 01 34 03.02 +12 48 16.1 – o 291
2021-10-17 04:35:06 C 01 34 03.19 +12 48 07.6 – o 291