143624 (2003 HM16)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5773683772 ± 1.68e-08
Semi-major axis (a)1.9666824847 AU ± 9.15e-10
Inclination (i)35.53837694° ± 2.46e-06
Long. of Asc. Node (Ω)195.82982869° ± 3.27e-06
Arg. of Perihelion (ω)47.19854573° ± 3.78e-06
Mean Anomaly (M)45.48249137° ± 1.54e-06
Mean Motion (n)0.3573640828°/day ± 2.49e-10
Perihelion dist (q)0.83118221 AU ± 3.30e-08
Aphelion dist (Q)3.10218276 AU ± 3.31e-08
Orbital Period2.75804517 yr ± 1.92e-09
Physical Parameters
H (abs. magnitude)15.91
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.259″
Uncertainty0
Orbit TypeApollo
MOID0.051849 AU
Observations Used1399
Gaia Obs Used26
Oppositions9
Arc Total2003-2017
First Observation Used2003-04-27
Last Observation Used2025-12-07
Observations (1504)
Date Type RA Dec Mag Band Observatory
2014-09-07 01:22:10 C 17 39 03.14 +41 00 38.7 u H21
2014-09-07 01:25:23 C 17 39 03.98 +41 00 32.5 u H21
2014-09-08 00:37:31 C 17 45 10.99 +40 16 08.8 q I15
2014-09-08 00:39:18 C 17 45 11.45 +40 16 05.2 q I15
2014-09-08 00:41:05 C 17 45 11.89 +40 16 01.9 q I15
2014-09-08 01:18:02 C 17 45 21.67 +40 14 51.0 u H21
2014-09-08 01:21:14 C 17 45 22.50 +40 14 45.0 u H21
2014-09-08 01:25:10 C 17 45 23.52 +40 14 37.3 u H21
2014-09-08 01:28:22 C 17 45 24.33 +40 14 31.1 u H21
2014-09-08 01:32:15 C 17 45 25.34 +40 14 23.5 u H21
2014-09-08 01:35:45 C 17 45 26.22 +40 14 16.6 u H21
2014-09-08 19:23:17 C 17 50 03.07 +39 39 26.6 o B38
2014-09-08 19:28:16 C 17 50 04.35 +39 39 16.8 o B38
2014-09-08 19:33:52 C 17 50 05.77 +39 39 05.1 o B38
2014-09-08 19:39:22 C 17 50 07.18 +39 38 54.3 o B38
2014-09-08 19:42:11 C 17 50 07.91 +39 38 48.5 q 160
2014-09-08 19:44:24 C 17 50 08.45 +39 38 44.1 q 160
2014-09-08 19:46:38 C 17 50 09.02 +39 38 39.7 q 160
2014-09-08 19:50:03 C 17 50 09.88 +39 38 33.1 o B38
2014-09-11 19:49:33 C 18 08 11.08 +37 11 52.8 q Z81
2014-09-11 20:47:33 C 18 08 24.94 +37 09 50.6 q Z81
2014-09-11 21:21:20 C 18 08 33.02 +37 08 39.3 q Z81
2014-09-12 19:57:28 C 18 13 59.31 +36 20 57.2 q Z81
2014-09-12 20:29:00 C 18 14 06.70 +36 19 49.9 q Z81
2014-09-12 21:10:39 C 18 14 16.45 +36 18 20.8 q Z81
2014-09-17 23:47:36 C 18 41 57.36 +31 50 51.4 q I15
2014-09-17 23:49:50 C 18 41 57.79 +31 50 46.5 q I15
2014-09-17 23:52:03 C 18 41 58.29 +31 50 41.6 q I15
2014-09-18 20:10:42 C 18 46 16.36 +31 05 37.8 q Z81
2014-09-18 20:48:42 C 18 46 24.22 +31 04 12.8 q Z81
2014-09-18 21:23:08 C 18 46 31.32 +31 02 55.9 q Z81
2014-09-20 02:46:55 C 18 52 36.74 +29 57 36.9 q H45
2014-09-20 02:49:05 C 18 52 37.16 +29 57 32.1 q H45
2014-09-20 02:50:15 C 18 52 37.41 +29 57 29.3 q H45
2014-09-20 02:51:49 C 18 52 37.73 +29 57 25.8 q H45
2014-09-20 02:53:14 C 18 52 38.01 +29 57 22.7 q H45
2014-09-20 02:54:33 C 18 52 38.28 +29 57 19.8 q H45
2014-09-20 18:59:12 C 18 55 54.33 +29 21 35.6 a 233
2014-09-20 19:02:58 C 18 55 55.08 +29 21 26.9 a 233
2014-09-20 19:05:34 C 18 55 55.59 +29 21 20.9 a 233
2014-09-20 19:09:14 C 18 55 56.34 +29 21 12.9 a 233
2014-09-21 19:27:03 C 19 00 47.10 +28 27 19.7 q I74
2014-09-21 19:35:06 C 19 00 48.65 +28 27 02.1 q I74
2014-09-21 19:43:14 C 19 00 50.25 +28 26 43.9 q I74
2014-09-22 19:07:58 C 19 05 24.57 +27 35 01.2 q I74
2014-09-22 19:16:19 C 19 05 26.18 +27 34 43.0 q I74
2014-09-22 19:33:49 C 19 05 29.48 +27 34 04.2 q I74
2014-09-23 19:45:55 C 19 10 06.84 +26 40 55.6 q 160
2014-09-23 19:50:24 C 19 10 07.67 +26 40 45.7 q 160
2014-09-25 20:06:39 C 19 19 04.16 +24 55 53.6 c A24