143381 (2003 BC21)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5106491276 ± 1.39e-08
Semi-major axis (a)2.5962495660 AU ± 7.26e-09
Inclination (i)5.47484963° ± 2.26e-06
Long. of Asc. Node (Ω)292.10179296° ± 2.11e-05
Arg. of Perihelion (ω)114.10977804° ± 2.21e-05
Mean Anomaly (M)206.50088096° ± 7.08e-06
Mean Motion (n)0.2356094040°/day ± 9.88e-10
Perihelion dist (q)1.27047699 AU ± 3.64e-08
Aphelion dist (Q)3.92202214 AU ± 3.78e-08
Orbital Period4.18330621 yr ± 1.76e-08
Physical Parameters
H (abs. magnitude)16.21
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.271″
Uncertainty0
Orbit TypeAmor
MOID0.295254 AU
Observations Used933
Gaia Obs Used39
Oppositions25
Arc Total1982-2015
First Observation Used1982-04-13
Last Observation Used2025-05-19
Observations (1003)
Date Type RA Dec Mag Band Observatory
2010-09-17 05:40:31 C 22 21 32.25 +03 47 49.4 r 703
2010-09-18 12:46:54 C 22 20 21.46 +03 50 48.7 o 300
2010-09-18 12:50:48 C 22 20 21.32 +03 50 48.9 o 300
2010-09-18 12:54:40 C 22 20 21.09 +03 50 49.8 o 300
2010-09-19 22:14:33 C 22 19 07.39 +03 53 47.1 u 160
2010-09-19 22:16:18 C 22 19 07.32 +03 53 47.3 u 160
2010-09-19 22:18:10 C 22 19 07.25 +03 53 47.4 u 160
2010-09-22 22:53:15 C 22 16 37.84 +03 59 43.4 u 160
2010-09-22 22:55:31 C 22 16 37.74 +03 59 44.0 u 160
2010-09-22 22:57:48 C 22 16 37.66 +03 59 44.2 u 160
2010-09-28 20:48:59 C 22 12 40.62 +04 09 33.2 w J59
2010-09-28 20:59:27 C 22 12 40.35 +04 09 34.2 w J59
2010-09-28 21:11:51 C 22 12 40.00 +04 09 34.8 w J59
2010-09-29 20:36:21 C 22 12 08.95 +04 11 03.5 u 160
2010-09-29 20:38:34 C 22 12 08.89 +04 11 03.5 u 160
2010-09-29 20:40:50 C 22 12 08.84 +04 11 03.6 u 160
2010-10-02 21:36:48 C 22 10 49.35 +04 15 33.8 u 160
2010-10-02 21:39:05 C 22 10 49.31 +04 15 33.9 u 160
2010-10-02 21:41:21 C 22 10 49.26 +04 15 34.2 u 160
2010-10-20 20:56:16 C 22 13 42.81 +04 52 37.4 u 160
2010-10-20 20:58:24 C 22 13 42.87 +04 52 37.6 u 160
2010-10-20 21:00:50 C 22 13 42.93 +04 52 37.9 u 160
2010-10-21 19:49:48 C 22 14 25.81 +04 55 38.2 u 160
2010-10-21 19:52:01 C 22 14 25.87 +04 55 38.6 u 160
2010-10-21 19:54:14 C 22 14 25.94 +04 55 39.0 u 160
2010-10-27 19:07:05 C 22 20 11.42 +05 17 52.5 v 951
2010-10-27 19:29:13 C 22 20 12.40 +05 17 56.7 v 951
2010-10-27 19:49:15 C 22 20 13.30 +05 18 00.3 v 951
2010-10-28 21:08:55 C 22 21 28.13 +05 22 40.9 u J51
2010-10-28 21:18:27 C 22 21 28.58 +05 22 42.7 u J51
2010-10-28 21:27:58 C 22 21 29.03 +05 22 44.3 u J51
2010-11-01 03:02:59 C 22 25 44.18 +05 38 04.0 r 703
2010-11-01 03:14:15 C 22 25 44.79 +05 38 07.0 r 703
2010-11-01 03:25:29 C 22 25 45.44 +05 38 09.4 r 703
2010-11-01 03:36:46 C 22 25 46.09 +05 38 11.6 r 703
2010-11-01 08:53:23 C 22 26 05.33 +05 39 18.3 u 379
2010-11-01 08:56:04 C 22 26 05.47 +05 39 18.7 u 379
2010-11-01 09:04:34 C 22 26 05.96 +05 39 20.4 u 379
2010-11-01 09:16:28 C 22 26 06.60 +05 39 23.2 u 379
2010-11-01 09:21:54 C 22 26 06.93 +05 39 24.3 u 379
2010-11-03 03:13:02 C 22 28 41.44 +05 48 37.1 16.8 c 704
2010-11-03 03:31:11 C 22 28 42.52 +05 48 41.8 16.8 c 704
2010-11-03 03:49:13 C 22 28 43.59 +05 48 45.0 16.7 c 704
2010-11-03 04:07:14 C 22 28 44.65 +05 48 49.1 17.1 c 704
2010-11-03 04:25:19 C 22 28 45.74 +05 48 53.0 17.1 c 704
2010-11-04 18:43:31 C 22 31 17.77 +05 57 50.7 u 160
2010-11-04 18:45:27 C 22 31 17.91 +05 57 51.3 u 160
2010-11-04 18:47:22 C 22 31 18.02 +05 57 51.5 u 160
2010-11-06 01:33:14 C 22 33 26.52 +06 05 30.4 17.8 c 704
2010-11-06 01:51:39 C 22 33 27.74 +06 05 35.0 17.4 c 704