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
1993-04-17 10:35:43 c 15 25 33.51 -04 37 39.5 i 691
1993-04-17 11:05:06 c 15 25 31.81 -04 37 11.0 i 691
1993-04-17 11:33:56 c 15 25 30.14 -04 36 42.8 i 691
1993-04-18 07:30:24 c 15 24 27.05 -04 17 35.5 i 691
1993-04-18 07:41:27 c 15 24 26.38 -04 17 24.9 i 691
1993-04-18 07:52:47 c 15 24 25.69 -04 17 14.2 i 691
1993-04-19 10:21:41 c 15 22 56.34 -03 51 56.3 i 691
1993-04-19 10:33:01 c 15 22 55.62 -03 51 45.8 i 691
1993-04-19 10:43:42 c 15 22 54.94 -03 51 35.1 i 691
1993-04-25 08:00:14 c 15 14 15.24 -01 40 37.2 i 691
1993-04-25 08:09:02 c 15 14 14.63 -01 40 29.3 i 691
1993-04-25 08:19:34 c 15 14 13.87 -01 40 19.7 i 691
1993-04-28 07:06:41 c 15 09 32.02 -00 38 51.2 i 691
1993-04-28 07:14:51 c 15 09 31.44 -00 38 44.2 i 691
1993-04-28 07:23:35 c 15 09 30.82 -00 38 36.7 i 691
1993-05-13 06:37:44 c 14 45 47.54 +03 19 31.1 i 691
1993-05-13 07:23:29 c 14 45 44.58 +03 19 52.1 i 691
1993-05-13 08:07:29 c 14 45 41.74 +03 20 12.1 i 691
1993-05-26 05:31:20 c 14 30 47.95 +04 42 11.5 i 691
1993-05-26 06:26:52 c 14 30 45.72 +04 42 16.3 i 691
1993-06-17 04:28:56 c 14 24 53.31 +03 25 46.3 i 691
1993-06-17 04:59:13 c 14 24 53.54 +03 25 36.3 i 691
1993-06-17 05:06:23 c 14 24 53.59 +03 25 34.5 i 691
1996-06-10 16:50:15 C 18 21 19.94 +00 13 58.5 413
1996-06-10 17:02:35 C 18 21 19.06 +00 14 02.4 413
1996-06-12 08:11:11 C 18 18 39.64 +00 24 15.0 z 658
1996-06-12 08:16:16 C 18 18 39.27 +00 24 16.4 z 658
1996-06-12 08:21:08 C 18 18 38.91 +00 24 17.4 z 658
1996-06-21 10:07:20 C 18 02 38.42 +00 57 29.6 i 711
1996-06-21 10:25:59 C 18 02 36.97 +00 57 29.7 i 711
1996-06-24 08:16:52 C 17 57 20.85 +00 58 16.0 i 711
1996-06-25 08:19:06 C 17 55 32.68 +00 57 25.2 z 696
1996-06-25 08:25:14 C 17 55 32.21 +00 57 25.1 z 696
1996-07-07 07:14:57 C 17 35 47.60 +00 05 32.3 z 658
1996-07-07 07:29:47 C 17 35 46.71 +00 05 27.9 z 658
1996-07-07 07:37:37 C 17 35 46.17 +00 05 25.3 z 658
1996-07-18 14:02:34 C 17 22 39.32 -01 41 00.6 413
1996-07-18 14:11:40 C 17 22 38.97 -01 41 04.7 413
1996-07-19 12:45:19 C 17 21 52.83 -01 51 48.8 413
1996-07-19 12:53:26 C 17 21 52.55 -01 51 52.7 413
1999-07-20 09:52:52 C 21 40 24.41 +07 25 38.0 658
1999-07-20 09:59:54 C 21 40 24.15 +07 25 38.7 658
1999-07-20 10:07:20 C 21 40 23.91 +07 25 39.0 658
1999-08-08 21:58:19 C 21 18 16.23 +05 34 27.0 557
1999-08-08 22:06:40 C 21 18 15.75 +05 34 22.7 557
1999-08-08 22:10:19 C 21 18 15.46 +05 34 20.8 557
1999-09-18 14:13:25 C 20 34 49.22 -09 11 15.1 413
1999-09-18 14:17:42 C 20 34 49.21 -09 11 19.4 413
1999-09-18 14:21:00 C 20 34 49.16 -09 11 22.5 413
1999-10-17 12:23:02 C 21 01 45.87 -16 38 27.3 413