2021 RL12

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3396132008 ± 8.20e-08
Semi-major axis (a)1.9364055623 AU ± 1.24e-08
Inclination (i)22.78168424° ± 8.68e-06
Long. of Asc. Node (Ω)189.22842135° ± 1.21e-05
Arg. of Perihelion (ω)226.76037006° ± 1.74e-05
Mean Anomaly (M)181.58875422° ± 8.77e-06
Mean Motion (n)0.3657781794°/day ± 3.52e-09
Perihelion dist (q)1.27877667 AU ± 1.59e-07
Aphelion dist (Q)2.59403445 AU ± 1.60e-07
Orbital Period2.69460110 yr ± 2.60e-08
Physical Parameters
H (abs. magnitude)20.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.238″
Uncertainty0
Orbit TypeAmor
MOID0.350244 AU
Observations Used87
Oppositions8
Arc Total2013-2025
First Observation Used2013-07-18
Last Observation Used2025-03-22
Observations (90)
Date Type RA Dec Mag Band Observatory
2021-10-05 13:33:54 C 05 20 51.409 -00 36 12.46 U F52
2021-10-14 14:08:05 C 05 44 47.775 -07 34 00.42 U F52
2021-10-14 14:27:38 C 05 44 49.711 -07 34 38.67 U F52
2021-10-14 14:47:03 C 05 44 51.624 -07 35 16.90 U F52
2021-10-20 12:19:08 C 05 58 52.203 -12 12 08.36 U F52
2021-10-20 12:36:34 C 05 58 53.751 -12 12 42.32 U F52
2021-10-20 12:54:09 C 05 58 55.346 -12 13 16.37 U F52
2021-10-30 11:47:28 C 06 19 05.92 -19 42 00.7 V G96
2021-10-30 11:54:20 C 06 19 06.39 -19 42 13.4 V G96
2021-10-30 12:01:12 C 06 19 06.90 -19 42 25.5 V G96
2021-10-30 12:08:06 C 06 19 07.38 -19 42 38.0 V G96
2021-11-22 11:58:12 C 06 46 32.573 -33 11 45.03 V F52
2021-11-22 12:11:54 C 06 46 32.856 -33 12 00.53 V F52
2021-11-22 12:25:35 C 06 46 33.113 -33 12 14.98 V F52
2021-11-25 05:42:20 C 06 47 56.76 -34 19 51.8 u 807
2021-11-25 05:52:13 C 06 47 56.96 -34 20 02.9 u 807
2021-11-25 06:02:09 C 06 47 57.01 -34 20 12.3 u 807
2021-12-25 12:12:37 C 06 42 21.65 -39 12 03.7 V 474
2021-12-25 12:17:41 C 06 42 21.34 -39 12 01.1 V 474
2021-12-25 12:22:45 C 06 42 21.25 -39 12 00.0 V 474
2021-12-25 12:27:49 C 06 42 21.11 -39 12 00.0 V 474
2022-02-11 03:53:08 C 06 38 30.24 -21 28 49.9 V V06
2022-02-11 03:58:51 C 06 38 30.29 -21 28 43.1 V V06
2022-02-11 04:04:34 C 06 38 30.49 -21 28 35.1 V V06
2025-02-23 12:05:38 C 12 45 08.882 -13 52 47.66 V F52
2025-02-23 12:22:06 C 12 45 08.437 -13 52 39.08 V F52
2025-02-23 12:38:39 C 12 45 07.988 -13 52 30.27 V F52
2025-02-28 12:02:26 C 12 41 44.262 -12 41 55.95 V F52
2025-02-28 12:37:25 C 12 41 43.081 -12 41 34.16 V F52
2025-02-28 12:54:53 C 12 41 42.505 -12 41 23.08 V F52
2025-03-19 23:37:41 C 12 22 58.685 -06 54 12.90 X 033
2025-03-19 23:43:05 C 12 22 58.454 -06 54 08.40 X 033
2025-03-19 23:48:28 C 12 22 58.177 -06 54 04.60 X 033
2025-03-19 23:53:50 C 12 22 57.925 -06 53 59.60 X 033
2025-03-21 05:17:11 C 12 21 38.450 -06 29 44.20 V 807
2025-03-21 05:33:12 C 12 21 37.670 -06 29 31.10 V 807
2025-03-21 05:48:41 C 12 21 36.950 -06 29 18.40 V 807
2025-03-22 05:58:40 C 12 20 31.540 -06 09 25.80 V 807
2025-03-22 06:14:42 C 12 20 30.780 -06 09 12.80 V 807
2025-03-22 06:30:11 C 12 20 30.050 -06 08 59.90 V 807