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
2006-11-25 11:13:19 C 09 09 52.95 +19 52 52.4 17.3 c 704
2006-11-25 11:14:20 C 09 09 52.95 +19 52 52.1 r G96
2006-11-25 11:23:18 C 09 09 53.31 +19 52 48.3 r G96
2006-11-25 11:31:50 C 09 09 53.68 +19 52 45.1 17.3 c 704
2006-11-25 11:32:21 C 09 09 53.67 +19 52 44.5 r G96
2006-11-25 11:50:23 C 09 09 54.42 +19 52 37.0 17.6 c 704
2006-11-29 09:22:59 C 09 13 26.43 +19 14 24.8 17.3 c 704
2006-11-29 09:41:46 C 09 13 26.99 +19 14 17.4 17.7 c 704
2006-11-29 10:00:34 C 09 13 27.57 +19 14 10.5 18.8 c 704
2006-11-29 10:19:22 C 09 13 28.12 +19 14 03.0 18.6 c 704
2006-11-29 10:38:10 C 09 13 28.71 +19 13 56.0 17.9 c 704
2006-12-02 10:49:46 C 09 15 36.27 +18 46 16.2 r H45
2006-12-02 10:51:06 C 09 15 36.29 +18 46 15.6 r H45
2006-12-02 10:52:42 C 09 15 36.33 +18 46 14.9 r H45
2006-12-02 10:54:18 C 09 15 36.36 +18 46 14.6 r H45
2006-12-02 10:55:42 C 09 15 36.40 +18 46 13.9 r H45
2006-12-14 09:22:39 C 09 18 56.90 +17 14 11.6 17.4 c 704
2006-12-14 09:39:29 C 09 18 56.83 +17 14 06.7 18.0 c 704
2006-12-14 09:58:28 C 09 18 56.87 +17 14 01.4 18.7 c 704
2006-12-14 10:17:28 C 09 18 56.64 +17 13 56.5 17.9 c 704
2006-12-14 10:18:40 C 09 18 56.59 +17 13 55.7 18.0 c 704
2006-12-14 10:36:27 C 09 18 56.52 +17 13 51.2 17.8 c 704
2006-12-14 10:37:10 C 09 18 56.45 +17 13 50.3 17.4 c 704
2006-12-14 10:55:28 C 09 18 56.42 +17 13 44.9 17.1 c 704
2006-12-14 11:37:38 C 09 18 56.12 +17 13 34.1 r G96
2006-12-14 11:45:09 C 09 18 56.08 +17 13 32.2 r G96
2006-12-14 11:52:22 C 09 18 56.05 +17 13 30.2 r G96
2006-12-14 11:59:54 C 09 18 55.98 +17 13 28.2 r G96
2006-12-15 00:37:58 C 09 18 53.69 +17 10 04.6 c A94
2006-12-15 00:44:02 C 09 18 53.65 +17 10 03.1 c A94
2006-12-15 00:50:04 C 09 18 53.62 +17 10 01.8 c A94
2006-12-15 00:56:19 C 09 18 53.57 +17 09 59.7 c A94
2006-12-17 08:39:21 C 09 18 29.85 +16 56 00.9 18.5 c 704
2006-12-17 08:58:22 C 09 18 29.64 +16 55 56.4 18.4 c 704
2006-12-17 09:16:59 C 09 18 29.44 +16 55 52.3 18.5 c 704
2006-12-17 09:35:37 C 09 18 29.20 +16 55 46.7 18.6 c 704
2006-12-17 09:54:15 C 09 18 28.89 +16 55 42.1 18.4 c 704
2006-12-22 07:32:40 C 09 16 38.03 +16 30 04.8 17.7 c 704
2006-12-22 07:50:55 C 09 16 37.61 +16 30 01.0 18.3 c 704
2006-12-22 08:09:22 C 09 16 37.17 +16 29 57.6 17.6 c 704
2006-12-22 08:27:45 C 09 16 36.71 +16 29 54.1 17.5 c 704
2006-12-22 08:46:30 C 09 16 36.29 +16 29 50.5 17.4 c 704
2006-12-22 11:24:53 C 09 16 32.21 +16 29 19.2 r H45
2006-12-22 11:26:49 C 09 16 32.17 +16 29 18.7 r H45
2006-12-22 11:28:21 C 09 16 32.14 +16 29 18.4 r H45
2006-12-22 11:29:42 C 09 16 32.12 +16 29 18.2 r H45
2006-12-22 11:31:09 C 09 16 32.08 +16 29 18.1 r H45
2006-12-23 22:50:13 C 09 15 43.47 +16 22 38.9 c A24
2006-12-23 22:51:41 C 09 15 43.49 +16 22 38.9 c A24
2006-12-23 23:28:36 C 09 15 42.44 +16 22 32.2 c A24