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
2003-04-27 03:11:05 C 07 17 54.57 +00 47 07.4 17.2 c 704
2003-04-27 03:28:54 C 07 17 56.07 +00 47 37.7 17.6 c 704
2003-04-27 03:46:12 C 07 17 57.57 +00 48 07.0 17.5 c 704
2003-04-27 04:20:43 C 07 18 00.48 +00 49 06.6 17.6 c 704
2003-04-27 19:18:31 C 07 19 20.22 +01 14 45.8 c 587
2003-04-27 19:20:08 C 07 19 20.35 +01 14 49.5 c 587
2003-04-27 19:21:43 C 07 19 20.50 +01 14 50.5 c 587
2003-04-27 20:11:43 C 07 19 24.85 +01 16 18.3 o 620
2003-04-27 20:24:36 C 07 19 26.03 +01 16 40.1 o 620
2003-04-27 20:25:04 C 07 19 26.05 +01 16 41.3 c 176
2003-04-27 20:27:55 C 07 19 26.31 +01 16 46.3 c 176
2003-04-27 20:29:55 C 07 19 26.49 +01 16 49.9 c 176
2003-04-27 20:32:34 C 07 19 26.74 +01 16 54.6 c 176
2003-04-27 20:40:14 C 07 19 27.43 +01 17 08.2 c 176
2003-04-28 03:16:18 C 07 20 02.86 +01 28 32.0 c 926
2003-04-28 04:30:29 C 07 20 09.53 +01 30 36.4 c 658
2003-04-28 04:34:02 C 07 20 09.84 +01 30 42.1 c 658
2003-04-28 04:39:29 C 07 20 10.34 +01 30 51.3 c 658
2003-04-28 04:50:09 C 07 20 11.28 +01 31 09.9 c 658
2003-04-29 03:20:03 C 07 22 13.28 +02 10 04.8 17.9 c 704
2003-04-29 03:28:41 C 07 22 14.07 +02 10 20.1 m 333
2003-04-29 03:29:33 C 07 22 14.16 +02 10 22.1 m 333
2003-04-29 03:30:28 C 07 22 14.20 +02 10 23.3 m 333
2003-04-29 03:31:21 C 07 22 14.33 +02 10 25.0 m 333
2003-04-29 03:37:33 C 07 22 14.87 +02 10 35.0 17.9 c 704
2003-04-29 03:55:17 C 07 22 16.44 +02 11 05.2 18.0 c 704
2003-04-29 04:12:43 C 07 22 17.94 +02 11 34.7 18.1 c 704
2003-04-30 03:18:25 C 07 24 25.71 +02 51 43.5 17.7 c 704
2003-04-30 03:35:19 C 07 24 27.27 +02 52 12.5 17.8 c 704
2003-04-30 03:52:11 C 07 24 28.78 +02 52 42.3 17.7 c 704
2003-04-30 04:09:11 C 07 24 30.34 +02 53 12.1 17.5 c 704
2003-04-30 04:26:21 C 07 24 31.91 +02 53 41.8 18.0 c 704
2003-05-01 03:16:09 C 07 26 40.45 +03 33 37.9 c 926
2003-05-01 03:19:33 C 07 26 40.68 +03 33 41.8 18.0 c 704
2003-05-01 03:19:41 C 07 26 40.61 +03 33 41.6 c 926
2003-05-01 03:36:33 C 07 26 42.30 +03 34 11.8 18.4 c 704
2003-05-01 03:53:32 C 07 26 43.85 +03 34 41.6 18.6 c 704
2003-05-01 04:10:33 C 07 26 45.36 +03 35 12.1 19.2 c 704
2003-05-01 04:27:41 C 07 26 47.02 +03 35 41.5 18.1 c 704
2003-05-01 04:41:11 C 07 26 48.48 +03 36 03.3 c 658
2003-05-01 04:43:52 C 07 26 48.79 +03 36 07.3 c 658
2003-05-01 04:49:37 C 07 26 49.28 +03 36 17.1 c 658
2003-05-02 03:19:47 C 07 28 57.98 +04 15 52.1 17.5 c 704
2003-05-02 03:36:45 C 07 28 59.64 +04 16 20.5 17.6 c 704
2003-05-02 03:43:45 C 07 29 00.23 +04 16 34.8 c 926
2003-05-02 03:47:53 C 07 29 00.70 +04 16 43.5 c 926
2003-05-02 03:53:42 C 07 29 01.17 +04 16 51.4 17.8 c 704
2003-05-02 04:10:39 C 07 29 02.78 +04 17 21.2 17.7 c 704
2003-05-04 08:25:03 C 07 34 10.12 +05 50 14.6 c E14
2003-05-04 08:35:16 C 07 34 11.09 +05 50 32.6 c E14