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
2014-09-01 19:21:34 C 17 04 02.88 +44 39 00.4 q 160
2014-09-02 18:57:22 C 17 10 49.20 +44 01 19.3 q 160
2014-09-02 19:00:16 C 17 10 49.99 +44 01 14.3 q 160
2014-09-02 19:03:11 C 17 10 50.82 +44 01 10.0 q 160
2014-09-03 22:27:49 S 17 18 35.95 +43 15 26.4 L C51
2014-09-03 22:28:00 S 17 18 36.026 +43 15 25.63 L C51
2014-09-04 01:31:16 C 17 19 26.82 +43 10 12.8 u H21
2014-09-04 01:34:29 C 17 19 27.72 +43 10 07.5 u H21
2014-09-04 01:37:24 S 17 19 29.01 +43 10 01.9 L C51
2014-09-04 01:37:43 C 17 19 28.61 +43 10 01.8 u H21
2014-09-04 01:40:13 C 17 19 29.32 +43 09 57.6 u H21
2014-09-04 01:43:47 C 17 19 30.24 +43 09 51.2 u H21
2014-09-04 01:49:30 C 17 19 31.89 +43 09 41.7 u H21
2014-09-04 03:12:02 S 17 19 55.45 +43 07 19.6 L C51
2014-09-04 04:46:50 S 17 20 21.934 +43 04 36.62 L C51
2014-09-04 07:56:15 S 17 21 14.70 +42 59 09.3 L C51
2014-09-04 09:30:52 S 17 21 41.03 +42 56 25.6 L C51
2014-09-04 12:40:17 S 17 22 33.64 +42 50 56.1 L C51
2014-09-04 14:14:54 S 17 22 59.92 +42 48 10.8 L C51
2014-09-04 15:49:42 S 17 23 26.17 +42 45 25.3 L C51
2014-09-04 17:24:19 S 17 23 52.346 +42 42 39.60 L C51
2014-09-04 18:59:07 S 17 24 18.57 +42 39 52.8 L C51
2014-09-04 22:08:32 S 17 25 10.85 +42 34 19.0 L C51
2014-09-05 00:29:01 C 17 25 49.08 +42 30 10.2 q I15
2014-09-05 00:31:18 C 17 25 49.70 +42 30 06.3 q I15
2014-09-05 00:34:27 C 17 25 50.57 +42 30 00.6 q I15
2014-09-05 01:40:24 C 17 26 08.70 +42 28 04.2 u H21
2014-09-05 01:43:51 C 17 26 09.65 +42 27 58.1 u H21
2014-09-05 01:46:46 C 17 26 10.43 +42 27 52.8 u H21
2014-09-05 01:49:44 C 17 26 11.23 +42 27 47.6 u H21
2014-09-05 01:53:56 C 17 26 12.38 +42 27 40.1 u H21
2014-09-06 13:02:28 C 17 35 44.95 +41 23 38.8 o D54
2014-09-06 13:43:01 C 17 35 55.90 +41 22 24.3 o D54
2014-09-06 14:07:43 C 17 36 02.86 +41 21 39.0 o C94
2014-09-06 14:09:56 C 17 36 03.40 +41 21 35.7 o C94
2014-09-06 14:12:21 C 17 36 03.98 +41 21 30.4 o C94
2014-09-06 14:38:56 C 17 36 11.07 +41 20 40.9 o C94
2014-09-06 14:41:24 C 17 36 11.69 +41 20 36.6 o C94
2014-09-06 14:43:33 C 17 36 12.32 +41 20 32.4 o C94
2014-09-06 19:56:53 C 17 37 36.40 +41 10 51.4 q Z81
2014-09-06 20:30:17 C 17 37 45.19 +41 09 48.2 q Z81
2014-09-06 21:04:38 C 17 37 54.21 +41 08 43.3 q Z81
2014-09-06 22:38:17 C 17 38 18.79 +41 05 38.9 o C41
2014-09-06 22:39:50 C 17 38 19.22 +41 05 36.1 o C41
2014-09-07 01:03:57 C 17 38 58.44 +41 01 13.0 u H21
2014-09-07 01:07:10 C 17 38 59.23 +41 01 07.1 u H21
2014-09-07 01:10:02 C 17 38 59.97 +41 01 01.6 u H21
2014-09-07 01:13:14 C 17 39 00.82 +41 00 55.6 u H21
2014-09-07 01:16:06 C 17 39 01.54 +41 00 50.0 u H21
2014-09-07 01:19:19 C 17 39 02.38 +41 00 44.2 u H21