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
2025-09-19 20:34:02 C 17 33 45.240 +25 14 54.28 Z C23
2025-09-20 00:25:05 B 17 34 41.32 +25 09 11.4 Z W37
2025-09-20 01:04:36 B 17 34 50.81 +25 08 11.8 Z W37
2025-09-20 01:36:46 B 17 34 58.54 +25 07 24.0 Z W37
2025-09-20 18:29:38 B 17 39 02.554 +24 42 00.40 V 160
2025-09-20 18:33:59 B 17 39 03.576 +24 41 53.66 V 160
2025-09-20 18:38:34 B 17 39 04.656 +24 41 46.54 V 160
2025-09-20 19:28:29 B 17 39 16.37 +24 40 29.4 X L76
2025-09-20 19:40:03 B 17 39 19.13 +24 40 11.4 X L76
2025-09-20 19:51:37 B 17 39 21.88 +24 39 53.8 X L76
2025-09-21 17:11:29 B 17 44 27.34 +24 07 28.1 X L76
2025-09-21 17:17:18 B 17 44 28.73 +24 07 19.4 X L76
2025-09-21 17:23:06 B 17 44 30.08 +24 07 10.7 X L76
2025-09-21 17:28:54 B 17 44 31.45 +24 07 01.3 X L76
2025-09-21 17:34:41 B 17 44 32.83 +24 06 52.4 X L76
2025-09-21 17:40:29 B 17 44 34.17 +24 06 43.6 X L76
2025-09-21 19:24:00 C 17 44 58.783 +24 04 04.04 Z C23
2025-09-21 20:19:58 C 17 45 11.995 +24 02 38.69 Z C23
2025-09-23 06:21:59 C 17 53 11.510 +23 10 13.66 V T05
2025-09-23 06:26:40 C 17 53 12.574 +23 10 06.85 V T05
2025-09-23 06:35:56 C 17 53 14.719 +23 09 52.09 V T05
2025-09-23 06:50:27 C 17 53 18.053 +23 09 29.52 V T05
2025-09-23 18:39:28 C 17 56 02.590 +22 51 00.83 q S89
2025-09-23 18:40:58 C 17 56 02.928 +22 50 58.49 q S89
2025-09-23 18:42:31 C 17 56 03.312 +22 50 56.36 q S89
2025-09-23 18:44:02 C 17 56 03.626 +22 50 53.70 q S89
2025-09-23 18:45:32 C 17 56 04.006 +22 50 51.97 q S89
2025-09-24 06:21:45 C 17 58 44.621 +22 32 49.42 V T05
2025-09-24 06:26:19 C 17 58 45.674 +22 32 42.29 V T05
2025-09-24 06:40:27 C 17 58 48.869 +22 32 19.72 V T05
2025-09-24 06:56:15 C 17 58 52.452 +22 31 54.77 V T05
2025-09-25 06:37:35 C 18 04 17.124 +21 54 45.14 V T05
2025-09-25 06:58:09 C 18 04 21.732 +21 54 12.71 V T05
2025-09-25 07:06:41 C 18 04 23.638 +21 53 59.42 V T05
2025-09-25 20:15:50 C 18 07 22.303 +21 33 15.73 V R17
2025-09-25 20:36:13 C 18 07 26.834 +21 32 43.48 V R17
2025-09-25 20:56:35 C 18 07 31.349 +21 32 11.22 V R17
2025-09-25 21:16:58 C 18 07 35.885 +21 31 38.93 V R17
2025-09-29 06:19:26 C 18 25 25.169 +19 23 38.26 V T05
2025-09-29 06:24:01 C 18 25 26.134 +19 23 30.88 V T05
2025-09-29 06:34:02 C 18 25 28.248 +19 23 15.11 V T05
2025-09-29 07:05:10 C 18 25 34.860 +19 22 25.90 V T05
2025-09-29 19:05:01 B 18 28 08.986 +19 03 26.78 V 160
2025-09-29 19:09:28 B 18 28 09.934 +19 03 19.66 V 160
2025-09-29 19:13:48 B 18 28 10.862 +19 03 12.78 V 160
2025-09-30 06:55:19 C 18 30 39.569 +18 44 52.48 V T05
2025-09-30 07:00:01 C 18 30 40.553 +18 44 45.17 V T05
2025-09-30 07:09:17 C 18 30 42.470 +18 44 30.55 V T05
2025-09-30 07:27:13 C 18 30 46.246 +18 44 02.18 V T05
2025-09-30 18:22:18 C 18 33 04.714 +18 26 47.51 Z C23