IAA RAS IAA Minor Planet Database

2021 RR1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2749116851 ± 3.07e-06
Semi-major axis (a)1.5028551856 AU ± 7.68e-06
Inclination (i)6.78517207° ± 5.24e-05
Long. of Asc. Node (Ω)322.71067397° ± 8.76e-05
Arg. of Perihelion (ω)77.05338544° ± 1.30e-04
Mean Anomaly (M)74.93882744° ± 6.05e-03
Mean Motion (n)0.5349788032°/day ± 4.10e-06
Perihelion dist (q)1.08970273 AU ± 7.23e-06
Aphelion dist (Q)1.91600764 AU ± 1.08e-05
Orbital Period1.84236511 yr ± 1.41e-05
Physical Parameters
H (abs. magnitude)22.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.267″
Uncertainty1
Orbit TypeAmor
MOID0.147719 AU
Observations Used41
Oppositions1
Arc Total2021-2022
First Observation Used2021-09-04
Last Observation Used2022-01-07
Observations (45)
Date Type RA Dec Mag Band Observatory
2021-09-04 11:25:16 C 01 36 53.769 +26 42 28.30 – U F52
2021-09-04 11:41:00 C 01 36 55.382 +26 43 04.12 – U F52
2021-09-04 11:56:43 C 01 36 56.993 +26 43 39.85 – U F52
2021-09-05 00:29:30 C 01 38 21.55 +27 11 50.8 – V L01
2021-09-05 00:33:59 C 01 38 22.01 +27 12 00.8 – V L01
2021-09-05 00:38:29 C 01 38 22.50 +27 12 10.9 – V L01
2021-09-05 00:41:51 C 01 38 22.87 +27 12 18.3 – V L01
2021-09-05 21:59:30 C 01 40 49.23 +28 00 47.5 – V 033
2021-09-05 22:03:05 C 01 40 49.63 +28 00 55.6 – V 033
2021-09-05 22:06:39 C 01 40 50.03 +28 01 04.1 – V 033
2021-09-06 01:58:09 C 01 41 15.20 +28 10 00.5 – V 033
2021-09-06 02:00:15 C 01 41 15.35 +28 10 05.5 – V 033
2021-09-06 07:27:35 C 01 41 53.72 +28 22 45.2 – u H21
2021-09-06 07:35:38 C 01 41 54.60 +28 23 03.7 – u H21
2021-09-06 07:43:57 C 01 41 55.48 +28 23 23.0 – u H21
2021-09-06 10:55:27 C 01 42 16.61 +28 30 48.7 – V G96
2021-09-06 11:05:46 C 01 42 17.71 +28 31 12.0 – V G96
2021-09-06 11:17:52 C 01 42 18.99 +28 31 39.6 – V G96
2021-09-06 11:26:07 C 01 42 19.87 +28 31 58.9 – V G96
2021-09-12 21:55:40 C 02 01 21.60 +34 37 37.1 – V 033
2021-09-12 21:57:45 C 02 01 21.85 +34 37 42.4 – V 033
2021-09-12 21:59:49 C 02 01 22.14 +34 37 47.7 – V 033
2021-09-12 22:02:00 C 02 01 22.38 +34 37 52.4 – V 033
2021-10-01 11:58:38 C 03 14 46.37 +52 02 18.5 – V V06
2021-10-01 12:00:34 C 03 14 46.76 +52 02 22.4 – V V06
2021-10-01 12:02:30 C 03 14 47.09 +52 02 26.6 – V V06
2021-10-01 12:04:26 C 03 14 47.49 +52 02 30.3 – V V06
2021-10-25 08:39:12 C 05 38 05.35 +64 27 19.3 – o 291
2021-10-25 08:48:10 C 05 38 07.38 +64 27 24.3 – o 291
2021-10-25 08:57:08 C 05 38 09.49 +64 27 29.1 – o 291
2021-11-12 09:50:37 C 07 03 17.69 +64 29 01.8 – V I52
2021-11-12 09:58:00 C 07 03 18.44 +64 28 58.2 – V I52
2021-11-12 10:16:12 C 07 03 20.21 +64 28 54.1 – V I52
2021-11-12 10:25:24 C 07 03 20.85 +64 28 50.4 – V I52
2021-12-08 12:06:35 C 07 14 54.31 +57 49 37.1 – o 291
2021-12-08 12:13:02 C 07 14 53.88 +57 49 29.8 – o 291
2021-12-12 07:54:47 C 07 09 14.52 +56 16 43.7 – V I52
2021-12-12 07:58:22 C 07 09 13.88 +56 16 38.8 – V I52
2021-12-12 11:10:50 C 07 08 57.78 +56 13 10.3 – V G96
2021-12-12 11:19:18 C 07 08 57.07 +56 13 01.5 – V G96
2021-12-12 11:27:45 C 07 08 56.42 +56 12 51.9 – V G96
2021-12-12 11:36:13 C 07 08 55.73 +56 12 42.1 – V G96
2022-01-07 10:46:22 C 06 31 11.15 +42 36 19.4 – o 291
2022-01-07 10:51:59 C 06 31 10.96 +42 36 11.4 – o 291
2022-01-07 10:57:37 C 06 31 10.74 +42 36 03.4 – o 291