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
2023-11-18 10:44:32 C 03 05 44.177 -11 52 52.78 X F51
2023-12-09 06:00:17 C 02 45 33.138 -13 15 20.45 V G96
2023-12-09 06:07:44 C 02 45 32.875 -13 15 20.09 V G96
2023-12-09 06:15:10 C 02 45 32.641 -13 15 20.88 V G96
2023-12-09 06:22:37 C 02 45 32.281 -13 15 19.94 V G96
2023-12-09 08:01:43 C 02 45 29.273 -13 15 24.58 X F52
2023-12-09 08:17:41 C 02 45 28.740 -13 15 25.13 X F52
2023-12-09 08:33:39 C 02 45 28.221 -13 15 25.83 X F52
2023-12-09 08:49:41 C 02 45 27.690 -13 15 26.46 X F52
2024-01-04 05:57:05 C 02 33 45.634 -12 27 41.05 X F51
2024-01-04 06:15:14 C 02 33 45.511 -12 27 37.68 X F51
2024-01-04 06:35:50 C 02 33 45.370 -12 27 34.37 X F51
2024-12-30 05:48:28 C 07 16 07.632 -34 56 08.09 V W68
2024-12-30 05:55:14 C 07 16 07.210 -34 56 11.00 V W68
2024-12-30 06:39:41 C 07 16 04.428 -34 56 26.59 V W68
2024-12-30 07:18:57 C 07 16 02.122 -34 56 39.52 V W68
2025-01-08 22:59:58 C 07 01 08.275 -35 52 54.37 V M22
2025-01-08 23:13:44 C 07 01 07.330 -35 52 54.37 V M22
2025-01-08 23:24:29 C 07 01 06.612 -35 52 56.03 V M22
2025-01-09 00:19:32 C 07 01 02.753 -35 53 03.55 V M22
2025-01-27 03:41:21 C 06 31 23.549 -35 05 23.28 V W68
2025-01-27 03:46:34 C 06 31 23.246 -35 05 21.88 V W68
2025-01-27 03:57:30 C 06 31 22.450 -35 05 18.10 V W68
2025-01-27 04:14:09 C 06 31 21.437 -35 05 12.05 V W68
2025-01-28 22:52:18 C 06 28 40.711 -34 49 24.46 V M22
2025-01-28 22:56:51 C 06 28 40.406 -34 49 21.68 V M22
2025-01-28 23:05:24 C 06 28 39.888 -34 49 18.30 V M22
2025-01-29 00:20:53 C 06 28 35.124 -34 48 48.67 V M22
2025-02-01 20:22:43 C 06 23 07.284 -34 08 14.10 V M22
2025-02-01 20:27:58 C 06 23 07.013 -34 08 11.51 V M22
2025-02-01 20:35:54 C 06 23 06.576 -34 08 07.80 V M22
2025-02-01 20:50:01 C 06 23 05.779 -34 07 59.95 V M22
2025-02-04 03:03:53 C 06 20 05.844 -33 40 11.17 V W68
2025-02-04 03:08:04 C 06 20 05.544 -33 40 09.41 V W68
2025-02-04 03:16:41 C 06 20 05.069 -33 40 05.59 V W68
2025-02-04 03:32:49 C 06 20 04.272 -33 39 56.05 V W68
2025-02-04 21:01:29 C 06 19 08.712 -33 30 22.36 V M22
2025-02-04 21:06:15 C 06 19 08.366 -33 30 20.16 V M22
2025-02-04 21:13:39 C 06 19 08.021 -33 30 15.41 V M22
2025-02-04 21:27:59 C 06 19 07.270 -33 30 07.42 V M22
2025-02-23 02:09:58 C 06 03 13.044 -28 14 33.25 V W68
2025-02-23 02:15:25 C 06 03 12.946 -28 14 28.50 V W68
2025-02-23 02:23:22 C 06 03 12.802 -28 14 21.16 V W68
2025-02-23 02:41:32 C 06 03 12.434 -28 14 05.71 V W68
2025-02-24 05:37:43 C 06 02 43.625 -27 50 50.49 X F51
2025-02-24 05:53:46 C 06 02 43.318 -27 50 36.50 X F51
2025-02-24 06:09:45 C 06 02 43.017 -27 50 22.53 X F51
2025-02-24 06:25:43 C 06 02 42.721 -27 50 08.63 X F51
2025-02-24 19:30:00 C 06 02 29.808 -27 38 35.56 V M22
2025-02-24 19:34:43 C 06 02 29.748 -27 38 31.78 V M22