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
2013-07-18 14:29:12 C 02 43 50.933 +19 11 09.22 V F51
2013-07-18 14:35:12 C 02 43 51.742 +19 11 09.38 V F51
2013-07-18 14:41:12 C 02 43 52.633 +19 11 08.83 V F51
2013-10-24 14:54:45 C 08 08 15.340 -10 06 05.22 V F51
2014-02-10 08:12:47 C 09 06 56.412 -23 23 36.69 V F51
2014-02-10 08:31:56 C 09 06 55.634 -23 23 16.82 V F51
2014-02-10 09:10:16 C 09 06 54.073 -23 22 37.21 V F51
2017-04-16 07:28:30 C 12 50 21.302 +01 04 19.16 V F51
2017-04-16 07:45:51 C 12 50 20.594 +01 04 29.88 V F51
2017-04-16 08:03:13 C 12 50 19.874 +01 04 40.77 V F51
2017-04-16 08:20:38 C 12 50 19.179 +01 04 51.57 V F51
2017-04-20 08:54:07 C 12 46 38.456 +02 02 32.68 V F51
2017-04-20 09:09:31 C 12 46 37.833 +02 02 41.38 V F51
2017-04-20 09:24:54 C 12 46 37.274 +02 02 50.43 V F51
2017-04-20 09:40:18 C 12 46 36.694 +02 02 59.30 V F51
2017-04-27 07:29:12 C 12 41 07.272 +03 30 30.90 V F51
2017-04-27 07:48:56 C 12 41 06.665 +03 30 40.60 V F51
2017-04-27 08:08:44 C 12 41 06.030 +03 30 50.85 V F51
2021-07-11 13:55:12 C 01 01 29.436 +21 24 30.18 V F51
2021-07-11 13:57:02 C 01 01 29.656 +21 24 30.61 V F51
2021-07-11 14:06:20 C 01 01 30.651 +21 24 33.13 V F51
2021-07-11 14:15:40 C 01 01 31.603 +21 24 35.88 V F51
2021-07-11 14:25:03 C 01 01 32.622 +21 24 38.72 V F51
2021-09-09 10:47:10 C 04 00 16.86 +15 15 11.8 V G96
2021-09-09 10:55:20 C 04 00 17.90 +15 15 02.7 V G96
2021-09-09 11:15:45 C 04 00 20.61 +15 14 40.9 V G96
2021-09-09 11:50:22 C 04 00 25.17 +15 14 03.4 V G96
2021-09-09 11:52:53 C 04 00 25.50 +15 14 00.9 V G96
2021-09-09 11:55:15 C 04 00 25.81 +15 13 58.3 V G96
2021-09-10 10:46:27 C 04 03 31.25 +14 48 48.0 V G96
2021-09-10 10:48:40 C 04 03 31.53 +14 48 45.8 V G96
2021-09-10 10:51:38 C 04 03 31.96 +14 48 42.5 V G96
2021-09-10 10:53:51 C 04 03 32.21 +14 48 39.8 V G96
2021-09-11 10:17:47 C 04 06 41.70 +14 22 05.0 V G96
2021-09-11 10:20:19 C 04 06 42.02 +14 22 01.6 V G96
2021-09-11 10:22:51 C 04 06 42.35 +14 21 59.1 V G96
2021-09-13 10:11:07 C 04 13 08.27 +13 25 07.9 V G96
2021-09-13 10:13:36 C 04 13 08.53 +13 25 04.4 V G96
2021-09-13 10:16:02 C 04 13 08.91 +13 25 01.3 V G96
2021-10-01 10:26:23 C 05 09 01.04 +02 25 32.3 V V06
2021-10-01 10:30:15 C 05 09 01.59 +02 25 26.4 V V06
2021-10-01 10:32:11 C 05 09 01.85 +02 25 23.2 V V06
2021-10-01 14:31:36 C 05 09 30.761 +02 18 16.88 V F51
2021-10-01 14:39:21 C 05 09 31.676 +02 18 03.03 V F51
2021-10-01 14:54:49 C 05 09 33.494 +02 17 35.37 V F51
2021-10-03 13:50:57 C 05 15 13.127 +00 52 21.28 U F52
2021-10-03 14:24:07 C 05 15 16.957 +00 51 20.17 U F52
2021-10-03 14:40:45 C 05 15 18.876 +00 50 49.68 U F52
2021-10-05 12:58:32 C 05 20 47.410 -00 35 06.14 U F52
2021-10-05 13:16:10 C 05 20 49.398 -00 35 39.06 U F52