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
2003-12-13 01:35:26 C 22 58 45.39 -03 45 57.8 20.1 c 704
2003-12-13 01:54:16 C 22 58 46.62 -03 45 59.8 20.3 c 704
2003-12-13 02:13:02 C 22 58 47.93 -03 46 01.7 20.6 c 704
2003-12-21 01:37:45 C 23 11 37.18 -03 53 45.0 19.3 c 704
2003-12-21 01:58:03 C 23 11 38.52 -03 53 46.1 20.4 c 704
2003-12-21 02:17:18 C 23 11 39.77 -03 53 46.4 20.1 c 704
2003-12-21 02:55:40 C 23 11 42.32 -03 53 45.2 19.8 c 704
2004-11-09 09:49:12 C 04 29 26.54 -14 28 55.6 o 696
2004-11-09 09:58:12 C 04 29 26.17 -14 28 59.4 o 696
2005-10-20 11:58:57 C 09 33 38.70 -16 58 07.2 r G96
2005-10-20 12:06:36 C 09 33 39.38 -16 58 12.6 r G96
2005-10-20 12:14:17 C 09 33 39.96 -16 58 17.6 r G96
2005-10-20 12:21:55 C 09 33 40.57 -16 58 22.1 r G96
2006-03-26 11:55:41 C 20 52 04.34 +07 32 41.1 o 696
2006-03-26 11:56:56 C 20 52 04.56 +07 32 43.4 o 696
2006-06-21 00:50:54 C 01 12 20.81 +28 17 55.2 o 461
2006-06-21 00:55:12 C 01 12 21.13 +28 17 55.9 o 461
2006-06-21 00:59:31 C 01 12 21.46 +28 17 55.7 o 461
2006-07-17 00:32:00 C 01 49 55.89 +27 47 36.9 o 198
2006-07-17 00:33:42 C 01 49 55.95 +27 47 36.7 o 198
2006-07-17 00:34:33 C 01 49 55.98 +27 47 36.6 o 198
2006-08-22 22:58:54 C 02 05 23.37 +22 39 47.3 r A14
2006-08-22 23:26:40 C 02 05 23.05 +22 39 31.1 r A14
2006-08-22 23:54:31 C 02 05 22.64 +22 39 14.8 r A14
2006-08-29 09:19:36 C 02 02 31.16 +21 01 18.3 r 703
2006-08-29 09:27:27 C 02 02 31.02 +21 01 12.9 r 703
2006-08-29 09:35:16 C 02 02 30.80 +21 01 07.9 r 703
2006-08-29 09:43:07 C 02 02 30.58 +21 01 02.5 r 703
2006-08-30 09:37:07 C 02 01 54.68 +20 44 21.5 o 699
2006-08-30 10:09:25 C 02 01 53.75 +20 43 58.3 o 699
2006-08-30 10:46:56 C 02 01 52.72 +20 43 31.5 o 699
2006-08-30 11:19:18 C 02 01 51.87 +20 43 09.1 o 699
2006-09-06 07:04:16 C 01 56 40.49 +18 38 16.9 18.6 c H55
2006-09-06 07:08:06 C 01 56 40.36 +18 38 13.8 18.7 c H55
2006-09-06 07:12:12 C 01 56 40.16 +18 38 10.5 18.7 c H55
2006-09-06 07:16:07 C 01 56 40.02 +18 38 07.2 18.7 c H55
2006-09-06 07:20:23 C 01 56 39.85 +18 38 03.7 18.6 c H55
2006-09-08 22:36:33 C 01 54 11.04 +17 45 03.5 r 240
2006-09-16 08:06:27 C 01 45 58.14 +15 03 33.5 r 703
2006-09-16 08:14:09 C 01 45 57.70 +15 03 26.3 r 703
2006-09-16 08:21:51 C 01 45 57.34 +15 03 18.6 r 703
2006-09-16 08:29:34 C 01 45 56.95 +15 03 11.3 r 703
2006-09-18 07:12:22 C 01 43 31.22 +14 17 52.3 19.4 c 704
2006-09-18 07:28:50 C 01 43 30.37 +14 17 35.8 19.7 c 704
2006-09-18 07:45:19 C 01 43 29.45 +14 17 20.3 19.0 c 704
2006-09-18 08:01:48 C 01 43 28.60 +14 17 04.4 19.5 c 704
2006-09-18 09:15:36 C 01 43 24.56 +14 15 50.6 o 699
2006-09-18 09:47:12 C 01 43 22.63 +14 15 19.3 o 699
2006-09-18 10:18:48 C 01 43 21.06 +14 14 49.1 o 699
2006-09-18 10:50:24 C 01 43 19.33 +14 14 17.4 o 699