52381 (1993 HA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1440802940 ± 1.48e-08
Semi-major axis (a)1.2782209640 AU ± 5.23e-10
Inclination (i)7.72584148° ± 1.54e-06
Long. of Asc. Node (Ω)183.24341837° ± 1.02e-05
Arg. of Perihelion (ω)263.89208560° ± 1.14e-05
Mean Anomaly (M)312.06274647° ± 4.80e-06
Mean Motion (n)0.6820298334°/day ± 4.18e-10
Perihelion dist (q)1.09405451 AU ± 1.89e-08
Aphelion dist (Q)1.46238742 AU ± 1.89e-08
Orbital Period1.44513661 yr ± 8.86e-10
Physical Parameters
H (abs. magnitude)20.05
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.269″
Uncertainty0
Orbit TypeAmor
MOID0.167428 AU
Observations Used423
Oppositions10
Arc Total1993-2025
First Observation Used1993-04-17
Last Observation Used2025-09-19
Observations (449)
Date Type RA Dec Mag Band Observatory
2015-10-11 09:54:51 C 04 28 56.22 +06 55 58.1 R G45
2015-10-11 09:54:57 C 04 28 56.27 +06 55 58.7 R G45
2015-10-11 09:55:03 C 04 28 56.26 +06 55 58.4 R G45
2015-10-11 10:03:44 C 04 28 57.09 +06 55 45.5 R G45
2015-10-11 10:03:56 C 04 28 57.11 +06 55 44.8 R G45
2015-10-11 10:10:31 C 04 28 57.79 +06 55 35.8 R G45
2015-10-11 10:12:05 C 04 28 57.91 +06 55 33.2 R G45
2015-10-14 20:25:03 C 04 37 32.80 +04 52 55.6 q D29
2015-10-14 20:50:28 C 04 37 35.18 +04 52 15.9 q D29
2015-10-14 21:15:52 C 04 37 37.62 +04 51 36.6 q D29
2015-10-20 00:37:02 C 04 49 59.13 +01 29 37.4 q 160
2015-10-20 00:39:47 C 04 49 59.39 +01 29 32.6 q 160
2015-10-20 00:42:32 C 04 49 59.60 +01 29 27.2 q 160
2015-10-22 10:07:34 C 04 55 29.758 -00 10 38.93 L F51
2015-10-22 10:25:11 C 04 55 31.274 -00 11 10.29 L F51
2015-10-22 10:42:51 C 04 55 32.785 -00 11 41.76 L F51
2015-10-22 11:00:35 C 04 55 34.298 -00 12 13.32 L F51
2015-10-24 02:27:23 C 04 59 12.53 -01 23 26.4 q 160
2015-10-24 02:30:24 C 04 59 12.80 -01 23 31.4 q 160
2015-10-24 02:33:11 C 04 59 13.00 -01 23 36.5 q 160
2015-10-25 12:27:02 C 05 02 18.751 -02 25 28.36 L F51
2015-10-25 12:47:03 C 05 02 20.322 -02 26 05.38 L F51
2015-10-25 13:07:04 C 05 02 21.893 -02 26 42.40 L F51
2015-10-25 17:00:08 C 05 02 42.80 -02 33 15.8 u Q60
2015-10-25 17:13:37 C 05 02 43.70 -02 33 41.3 u Q60
2015-10-25 17:26:48 C 05 02 44.81 -02 34 05.7 u Q60
2015-10-26 10:53:40 C 05 04 20.016 -03 07 06.82 L F51
2015-10-26 11:13:11 C 05 04 21.554 -03 07 43.28 L F51
2015-10-26 11:32:45 C 05 04 23.084 -03 08 19.89 L F51
2015-10-26 11:52:16 C 05 04 24.604 -03 08 56.39 L F51
2015-11-01 09:10:32 C 05 16 17.71 -07 38 17.8 R G45
2015-11-01 09:15:00 C 05 16 18.02 -07 38 26.4 R G45
2015-11-01 09:18:15 C 05 16 18.24 -07 38 32.8 R G45
2015-11-01 09:22:52 C 05 16 18.54 -07 38 41.5 R G45
2015-11-01 09:30:29 C 05 16 19.06 -07 38 56.0 R G45
2015-11-01 09:33:02 C 05 16 19.24 -07 39 01.5 R G45
2015-11-01 09:37:42 C 05 16 19.56 -07 39 10.4 R G45
2015-11-01 09:45:02 C 05 16 20.07 -07 39 24.5 R G45
2015-11-02 00:53:09 C 05 17 32.31 -08 08 47.1 q 160
2015-11-02 00:55:56 C 05 17 32.47 -08 08 52.5 q 160
2015-11-02 00:58:42 C 05 17 32.72 -08 08 57.7 q 160
2015-11-03 09:57:10 C 05 20 04.69 -09 12 45.8 q 703
2015-11-03 10:05:55 C 05 20 05.28 -09 13 03.1 q 703
2015-11-03 10:14:41 C 05 20 05.84 -09 13 19.6 q 703
2015-11-03 10:23:29 C 05 20 06.40 -09 13 36.7 q 703
2015-11-10 09:18:12 C 05 31 42.12 -14 33 55.6 q 703
2015-11-10 09:26:53 C 05 31 42.58 -14 34 11.1 q 703
2015-11-10 09:40:01 C 05 31 43.35 -14 34 35.5 q 703
2015-11-10 09:47:58 C 05 31 43.44 -14 34 51.4 R G45
2015-11-10 09:48:42 C 05 31 43.68 -14 34 52.4 q 703