2021 RA2

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2565438950 ± 4.36e-08
Semi-major axis (a)1.4522478161 AU ± 4.42e-09
Inclination (i)13.40485065° ± 7.77e-06
Long. of Asc. Node (Ω)25.89640876° ± 2.46e-05
Arg. of Perihelion (ω)231.90930333° ± 6.59e-05
Mean Anomaly (M)218.71365050° ± 5.95e-05
Mean Motion (n)0.5631851283°/day ± 2.57e-09
Perihelion dist (q)1.07968250 AU ± 6.35e-08
Aphelion dist (Q)1.82481313 AU ± 6.36e-08
Orbital Period1.75009288 yr ± 7.99e-09
Physical Parameters
H (abs. magnitude)21.32
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.200″
Uncertainty0
Orbit TypeAmor
MOID0.133481 AU
Observations Used70
Oppositions6
Arc Total2007-2021
First Observation Used2007-08-09
Last Observation Used2021-10-10
Observations (73)
Date Type RA Dec Mag Band Observatory
2007-08-09 12:33:27 C 02 27 36.22 -04 35 14.0 568
2007-08-09 12:51:02 C 02 27 36.71 -04 35 06.9 568
2007-08-09 13:08:30 C 02 27 37.21 -04 34 59.7 568
2012-02-12 08:20:09 C 09 10 23.583 +49 12 49.78 V F51
2012-02-12 08:39:11 C 09 10 21.450 +49 12 50.91 V F51
2012-02-16 11:07:38 C 08 59 43.267 +49 12 00.15 V F51
2012-02-16 11:25:31 C 08 59 41.249 +49 11 58.13 V F51
2012-02-27 08:29:36 C 08 34 55.844 +47 59 48.86 V F51
2012-02-27 08:47:59 C 08 34 54.238 +47 59 40.80 V F51
2012-02-28 10:18:01 C 08 32 54.216 +47 47 46.52 V F51
2014-08-22 13:41:56 C 02 32 47.032 -02 35 25.06 V F51
2014-08-22 14:00:10 C 02 32 47.001 -02 35 18.61 V F51
2014-08-22 14:18:27 C 02 32 46.958 -02 35 12.20 V F51
2014-08-22 14:36:41 C 02 32 46.909 -02 35 05.92 V F51
2014-08-23 14:19:33 C 02 32 47.187 -02 26 57.78 V F51
2014-08-23 14:34:00 C 02 32 47.112 -02 26 52.98 V F51
2014-08-23 14:48:23 C 02 32 47.041 -02 26 47.83 V F51
2014-09-16 11:43:02 C 02 13 49.675 +00 30 14.68 V F51
2014-09-16 12:01:21 C 02 13 48.396 +00 30 20.13 V F51
2014-09-16 12:19:39 C 02 13 47.127 +00 30 25.23 V F51
2014-09-16 12:37:53 C 02 13 45.823 +00 30 30.55 V F51
2014-09-18 11:31:24 C 02 10 32.862 +00 43 57.35 V F51
2014-09-18 11:47:31 C 02 10 31.653 +00 44 02.16 V F51
2014-09-18 12:03:45 C 02 10 30.420 +00 44 06.59 V F51
2014-09-18 12:20:02 C 02 10 29.182 +00 44 11.32 V F51
2014-10-13 10:17:46 C 01 16 28.508 +03 31 58.84 V F51
2014-10-13 10:34:36 C 01 16 26.843 +03 32 03.71 V F51
2014-10-13 10:51:22 C 01 16 25.196 +03 32 08.38 V F51
2014-10-13 11:08:06 C 01 16 23.554 +03 32 13.02 V F51
2019-01-09 12:46:48 C 10 11 57.956 +42 20 29.33 V F51
2019-01-09 13:04:12 C 10 11 57.441 +42 20 41.27 V F51
2019-01-09 13:21:36 C 10 11 56.940 +42 20 53.54 V F51
2019-01-09 13:39:03 C 10 11 56.454 +42 21 05.49 V F51
2019-02-09 09:33:21 C 09 18 01.549 +49 02 34.62 V F52
2019-02-09 10:10:28 C 09 17 57.335 +49 02 41.06 V F52
2019-02-09 10:28:59 C 09 17 55.208 +49 02 44.20 V F52
2019-03-28 05:50:04 C 08 14 39.573 +39 37 34.97 V F51
2019-03-28 06:07:24 C 08 14 39.788 +39 37 20.73 V F51
2021-09-04 13:58:39 C 02 28 02.198 -00 48 03.36 U F51
2021-09-04 14:16:37 C 02 28 01.519 -00 47 57.93 U F51
2021-09-04 14:34:22 C 02 28 00.866 -00 47 52.49 U F51
2021-09-04 14:52:13 C 02 28 00.195 -00 47 47.05 U F51
2021-09-05 08:55:21 C 02 27 22.97 -00 42 03.6 V 807
2021-09-05 09:00:40 C 02 27 22.77 -00 42 02.1 V 807
2021-09-05 09:05:44 C 02 27 22.56 -00 42 00.7 V 807
2021-09-05 11:22:03 C 02 27 18.479 -00 41 31.74 U F51
2021-09-05 12:07:01 C 02 27 16.718 -00 41 17.94 U F51
2021-09-05 12:28:46 C 02 27 15.846 -00 41 11.41 U F51
2021-09-06 08:47:49 C 02 26 30.33 -00 35 06.4 u H21
2021-09-06 08:54:32 C 02 26 30.06 -00 35 04.1 u H21