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
2025-08-29 06:00:17 C 15 19 00.372 +34 25 11.75 V T08
2025-08-29 06:15:40 C 15 19 04.402 +34 25 03.43 V T08
2025-08-29 06:19:39 C 15 19 05.431 +34 25 01.24 V T08
2025-08-29 06:35:07 C 15 19 09.487 +34 24 52.99 V T08
2025-08-30 00:53:11 C 15 24 00.20 +34 15 01.5 V W46
2025-08-30 01:00:59 C 15 24 02.23 +34 14 57.0 V W46
2025-08-30 01:06:36 C 15 24 03.74 +34 14 53.9 V W46
2025-08-30 20:45:37 C 15 29 16.327 +34 03 31.43 V R17
2025-08-30 21:05:58 C 15 29 21.682 +34 03 18.72 V R17
2025-08-30 21:26:22 C 15 29 27.043 +34 03 06.16 V R17
2025-08-30 21:47:43 C 15 29 32.662 +34 02 52.66 V R17
2025-08-31 19:37:31 C 15 35 20.856 +33 49 05.52 W B38
2025-08-31 19:43:01 C 15 35 22.294 +33 49 01.34 W B38
2025-08-31 19:49:15 C 15 35 23.933 +33 48 57.31 W B38
2025-08-31 19:55:37 C 15 35 25.620 +33 48 52.99 W B38
2025-08-31 20:01:35 C 15 35 27.221 +33 48 49.28 W B38
2025-09-01 19:49:27 B 15 41 47.24 +33 32 33.2 X 595
2025-09-01 19:52:46 B 15 41 48.17 +33 32 30.8 X 595
2025-09-01 19:55:56 B 15 41 49.02 +33 32 28.8 X 595
2025-09-01 20:28:05 B 15 41 57.540 +33 32 06.97 V R61
2025-09-01 20:38:12 B 15 42 00.199 +33 31 59.52 V R61
2025-09-01 20:47:48 B 15 42 02.738 +33 31 52.50 V R61
2025-09-02 04:17:50 C 15 44 02.670 +33 26 28.51 V U74
2025-09-02 04:22:38 C 15 44 03.803 +33 26 25.70 V U74
2025-09-03 02:58:01 C 15 50 05.281 +33 09 23.15 U I41
2025-09-03 03:03:01 C 15 50 06.572 +33 09 19.36 U I41
2025-09-03 03:05:20 C 15 50 07.172 +33 09 18.18 U I41
2025-09-03 03:10:21 C 15 50 08.443 +33 09 14.47 U I41
2025-09-03 03:12:39 C 15 50 09.178 +33 09 11.49 U I41
2025-09-03 03:17:39 C 15 50 10.451 +33 09 07.52 U I41
2025-09-04 02:58:36 C 15 56 29.140 +32 49 59.19 U I41
2025-09-04 03:03:36 C 15 56 30.440 +32 49 54.96 U I41
2025-09-04 03:23:34 C 15 56 35.673 +32 49 38.24 U I41
2025-09-04 03:28:34 C 15 56 37.024 +32 49 33.59 U I41
2025-09-04 05:37:24 C 15 57 11.314 +32 47 47.62 V T08
2025-09-04 05:45:33 C 15 57 13.462 +32 47 40.85 V T08
2025-09-04 05:50:53 C 15 57 14.866 +32 47 36.13 V T08
2025-09-04 06:10:59 C 15 57 20.141 +32 47 19.21 V T08
2025-09-04 06:14:17 C 15 57 20.988 +32 47 16.15 V T08
2025-09-04 06:29:36 C 15 57 25.066 +32 47 02.98 V T08
2025-09-04 06:33:37 C 15 57 26.136 +32 46 59.56 V T08
2025-09-04 06:41:14 C 15 57 28.135 +32 46 52.93 V T08
2025-09-04 18:32:57 B 16 00 37.74 +32 36 37.0 X L76
2025-09-04 18:40:51 B 16 00 39.86 +32 36 30.2 X L76
2025-09-04 18:48:46 B 16 00 41.96 +32 36 22.8 X L76
2025-09-04 18:56:41 B 16 00 44.06 +32 36 15.8 X L76
2025-09-05 05:58:11 C 16 03 40.181 +32 26 38.65 V T05
2025-09-05 06:03:33 C 16 03 41.609 +32 26 33.65 V T05
2025-09-05 06:14:57 C 16 03 44.618 +32 26 23.21 V T05
2025-09-05 06:36:33 C 16 03 50.275 +32 26 03.52 V T05