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
2017-10-09 08:09:40 C 00 53 50.77 +06 33 58.7 o 926
2017-10-09 08:29:31 C 00 53 49.60 +06 33 37.1 o 926
2017-10-09 08:49:15 C 00 53 48.45 +06 33 15.6 o 926
2017-10-09 14:59:05 C 00 53 27.57 +06 26 33.5 q D29
2017-10-09 15:24:32 C 00 53 26.07 +06 26 06.1 q D29
2017-10-09 23:27:25 C 00 52 58.52 +06 17 22.3 q 160
2017-10-09 23:30:27 C 00 52 58.34 +06 17 18.9 q 160
2017-10-09 23:33:27 C 00 52 58.16 +06 17 15.6 q 160
2017-10-10 06:44:15 C 00 52 33.83 +06 09 33.1 U 703
2017-10-10 06:51:22 C 00 52 33.37 +06 09 25.3 U 703
2017-10-10 06:58:30 C 00 52 33.04 +06 09 17.5 U 703
2017-10-10 07:05:37 C 00 52 32.55 +06 09 09.6 U 703
2017-10-10 07:12:54 C 00 52 32.16 +06 09 02.1 U 703
2017-10-10 07:20:03 C 00 52 31.74 +06 08 54.1 U 703
2017-10-10 07:28:49 C 00 52 31.22 +06 08 44.9 U 703
2017-10-10 07:37:27 C 00 52 30.77 +06 08 35.6 U 703
2017-10-10 09:54:42 C 00 52 23.05 +06 06 09.6 L T08
2017-10-10 10:06:02 C 00 52 22.41 +06 05 57.5 L T08
2017-10-10 10:16:07 C 00 52 21.83 +06 05 47.1 L T08
2017-10-10 10:26:56 C 00 52 21.15 +06 05 34.7 L T08
2017-10-10 23:28:14 C 00 51 37.32 +05 51 36.2 q 160
2017-10-10 23:31:16 C 00 51 37.14 +05 51 32.5 q 160
2017-10-10 23:34:15 C 00 51 36.98 +05 51 29.5 q 160
2017-10-11 09:55:43 C 00 51 02.43 +05 40 32.3 L T08
2017-10-11 09:57:52 C 00 51 02.30 +05 40 29.0 L T08
2017-10-11 10:08:11 C 00 51 01.74 +05 40 18.0 L T08
2017-10-11 10:19:28 C 00 51 01.02 +05 40 06.2 L T08
2017-10-13 06:30:40 C 00 48 36.46 +04 53 49.9 U 703
2017-10-13 06:37:46 C 00 48 36.07 +04 53 42.1 U 703
2017-10-13 06:44:48 C 00 48 35.65 +04 53 35.2 U 703
2017-10-13 06:51:52 C 00 48 35.29 +04 53 27.6 U 703
2017-10-16 06:09:29 C 00 44 52.82 +03 41 34.5 U G96
2017-10-16 06:16:57 C 00 44 52.43 +03 41 27.1 U G96
2017-10-16 06:24:25 C 00 44 52.10 +03 41 19.5 U G96
2017-10-17 06:30:12 C 00 43 40.11 +03 17 52.0 U 703
2017-10-17 06:38:17 C 00 43 39.67 +03 17 43.9 U 703
2017-10-17 06:46:24 C 00 43 39.27 +03 17 36.3 U 703
2017-10-17 06:54:13 C 00 43 38.88 +03 17 28.1 U 703
2017-10-17 20:16:29 C 00 42 59.97 +03 04 37.1 q A17
2017-10-17 20:33:23 C 00 42 59.12 +03 04 20.7 q A17
2017-10-17 20:50:30 C 00 42 58.28 +03 04 04.6 q A17
2017-10-20 21:44:54 C 00 39 34.87 +01 56 38.8 q 160
2017-10-20 21:47:53 C 00 39 34.73 +01 56 36.8 q 160
2017-10-20 21:50:53 C 00 39 34.55 +01 56 34.8 q 160
2017-10-23 06:39:55 C 00 37 08.18 +01 07 03.1 U 703
2017-10-23 06:47:51 C 00 37 07.92 +01 06 56.3 U 703
2017-10-23 06:55:45 C 00 37 07.58 +01 06 50.4 U 703
2017-10-23 07:03:39 C 00 37 07.19 +01 06 43.7 U 703
2017-10-23 09:03:10 C 00 37 02.397 +01 05 03.81 L F51
2017-10-23 09:20:33 C 00 37 01.650 +01 04 49.13 L F51