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
2003-05-04 08:46:00 C 07 34 12.14 +05 50 51.7 c E14
2003-05-05 09:15:37 C 07 36 39.83 +06 34 43.1 c E14
2003-05-05 09:20:50 C 07 36 40.29 +06 34 52.9 c E14
2003-05-05 09:26:02 C 07 36 40.78 +06 35 01.1 c E14
2003-05-06 03:21:18 C 07 38 30.35 +07 07 05.3 c 926
2003-05-06 03:24:36 C 07 38 30.66 +07 07 12.9 c 926
2003-05-06 08:25:21 C 07 39 01.79 +07 16 26.8 c E14
2003-05-06 08:30:33 C 07 39 02.32 +07 16 35.2 c E14
2003-05-06 08:35:45 C 07 39 02.82 +07 16 44.9 c E14
2003-05-08 20:15:44 C 07 45 17.76 +09 05 02.8 c 587
2003-05-08 20:18:21 C 07 45 18.06 +09 05 07.2 c 587
2003-05-08 20:23:33 C 07 45 18.66 +09 05 17.5 c 587
2003-05-10 09:14:45 C 07 49 17.43 +10 13 22.5 c E14
2003-05-10 09:24:57 C 07 49 18.55 +10 13 42.1 c E14
2003-05-10 20:03:33 C 07 50 28.34 +10 33 10.9 d 941
2003-05-10 20:04:41 C 07 50 28.47 +10 33 12.9 d 941
2003-05-10 20:05:50 C 07 50 28.59 +10 33 14.8 d 941
2003-05-10 20:06:58 C 07 50 28.71 +10 33 17.0 d 941
2003-05-18 20:18:40 C 08 12 43.44 +16 38 17.6 c 587
2003-05-18 20:21:15 C 08 12 43.65 +16 38 21.6 c 587
2003-05-18 20:24:24 C 08 12 44.06 +16 38 27.7 c 587
2003-05-18 20:26:59 C 08 12 44.34 +16 38 32.6 c 587
2003-06-18 20:50:22 C 09 59 03.57 +42 07 43.6 c 587
2003-06-18 20:51:57 C 09 59 03.89 +42 07 47.4 c 587
2003-06-18 20:59:53 C 09 59 05.25 +42 08 04.7 c 587
2003-06-20 22:12:58 C 10 07 14.42 +43 48 52.1 J87
2003-06-20 22:14:45 C 10 07 14.85 +43 48 55.1 J87
2003-06-20 22:16:39 C 10 07 15.20 +43 48 59.5 J87
2003-06-20 22:20:36 C 10 07 15.81 +43 49 07.0 J87
2003-07-08 20:53:07 C 11 28 47.52 +57 14 20.2 d 118
2003-07-08 20:57:22 C 11 28 48.44 +57 14 26.9 d 118
2003-07-08 20:59:15 C 11 28 48.87 +57 14 29.7 d 118
2003-07-08 21:00:55 C 11 28 49.24 +57 14 32.8 d 118
2003-07-08 21:02:53 C 11 28 49.69 +57 14 35.8 d 118
2003-07-09 04:01:10 C 11 30 22.13 +57 26 03.0 c 762
2003-07-09 04:09:13 C 11 30 23.87 +57 26 15.2 c 762
2003-07-09 04:14:59 C 11 30 25.21 +57 26 24.8 c 762
2003-07-11 00:02:02 C 11 40 20.35 +58 36 39.9 c 204
2003-07-11 00:03:45 C 11 40 20.84 +58 36 43.5 c 204
2003-07-11 00:12:45 C 11 40 22.98 +58 36 56.5 c 204
2003-07-19 03:25:38 C 12 30 37.65 +63 14 00.3 c 762
2003-07-19 03:31:05 C 12 30 39.31 +63 14 07.2 c 762
2003-07-19 03:38:34 C 12 30 41.33 +63 14 16.2 c 762
2003-07-19 20:33:39 C 12 35 36.18 +63 34 59.5 d 118
2003-07-19 20:38:11 C 12 35 37.64 +63 35 05.9 d 118
2003-07-19 20:51:37 C 12 35 41.50 +63 35 20.6 d 118
2003-07-19 20:54:25 C 12 35 42.35 +63 35 23.8 d 118
2003-07-20 20:36:00 C 12 42 45.62 +64 03 23.8 d 118
2003-07-20 20:39:46 C 12 42 46.79 +64 03 28.0 d 118
2003-07-20 20:42:43 C 12 42 47.66 +64 03 31.3 d 118