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
2016-01-05 00:18:50 C 06 02 57.84 -29 55 38.4 q Y00
2016-01-05 00:32:35 C 06 02 57.82 -29 55 28.6 q Y00
2016-01-05 00:47:05 C 06 02 57.82 -29 55 19.2 q Y00
2016-01-07 14:51:19 C 06 03 51.36 -29 03 37.5 u Q60
2016-01-07 15:04:28 C 06 03 51.41 -29 03 25.8 u Q60
2016-01-07 15:17:46 C 06 03 51.49 -29 03 12.2 u Q60
2016-01-18 09:16:12 C 06 10 09.92 -24 08 39.3 L T05
2016-01-18 09:40:35 C 06 10 10.44 -24 08 06.9 L T05
2016-01-18 10:05:07 C 06 10 10.95 -24 07 32.8 L T05
2016-01-18 10:29:35 C 06 10 11.35 -24 06 59.5 L T05
2016-01-19 08:09:43 C 06 10 57.470 -23 36 56.03 L F51
2016-01-19 08:25:38 C 06 10 57.805 -23 36 33.83 L F51
2016-01-19 08:42:30 C 06 10 58.161 -23 36 10.20 L F51
2016-01-19 08:58:26 C 06 10 58.494 -23 35 47.74 L F51
2016-01-29 07:54:48 C 06 21 21.95 -17 24 10.5 L T05
2016-01-29 08:15:20 C 06 21 22.70 -17 23 36.5 L T05
2016-01-29 08:35:46 C 06 21 23.54 -17 23 01.7 L T05
2016-01-29 08:57:03 C 06 21 24.41 -17 22 25.2 L T05
2016-02-04 09:53:47 C 06 29 41.08 -13 12 12.9 L T05
2016-02-04 10:28:03 C 06 29 42.91 -13 11 11.5 L T05
2016-02-04 11:02:16 C 06 29 44.63 -13 10 10.1 L T05
2016-02-04 11:36:24 C 06 29 46.47 -13 09 09.0 L T05
2016-02-10 03:52:24 C 06 38 59.04 -09 08 06.4 R G45
2016-02-10 03:58:59 C 06 38 59.43 -09 07 55.1 R G45
2016-02-10 04:05:38 C 06 38 59.85 -09 07 43.3 R G45
2016-02-10 04:11:53 C 06 39 00.24 -09 07 32.0 R G45
2016-02-13 02:50:53 C 06 44 16.88 -07 03 17.0 q I52
2016-02-13 02:58:13 C 06 44 17.39 -07 03 04.3 q I52
2016-02-13 03:04:01 C 06 44 17.75 -07 02 54.5 q I52
2016-02-13 03:09:48 C 06 44 18.16 -07 02 44.2 q I52
2016-03-11 11:43:16 C 07 45 44.44 +08 42 48.7 q D29
2016-03-11 12:15:06 C 07 45 47.64 +08 43 22.0 q D29
2016-03-11 12:46:54 C 07 45 50.78 +08 43 55.1 q D29
2016-03-25 08:30:17 C 08 22 07.924 +13 13 58.01 L F51
2016-03-25 08:49:01 C 08 22 09.901 +13 14 09.02 L F51
2016-03-25 09:26:28 C 08 22 13.894 +13 14 31.01 L F51
2016-04-22 07:26:09 C 09 37 08.831 +16 04 26.90 L F51
2016-04-22 07:44:32 C 09 37 10.781 +16 04 26.22 L F51
2016-04-22 08:02:55 C 09 37 12.675 +16 04 25.36 L F51
2019-01-15 15:22:05 C 13 18 20.722 -17 34 26.44 U F52
2019-01-15 15:40:42 C 13 18 22.732 -17 34 32.82 U F52
2019-01-15 15:49:56 C 13 18 23.710 -17 34 36.15 U F52
2019-02-05 15:05:37 C 14 10 17.897 -19 15 02.74 U F52
2019-02-05 15:18:40 C 14 10 19.035 -19 15 03.33 U F52
2019-02-05 15:31:38 C 14 10 20.174 -19 15 03.84 U F52
2019-02-05 15:44:36 C 14 10 21.323 -19 15 04.55 U F52
2019-03-15 11:05:29 C 15 05 38.47 -14 40 58.5 V G96
2019-03-15 11:12:52 C 15 05 38.58 -14 40 53.8 V G96
2019-03-15 11:20:16 C 15 05 38.68 -14 40 48.2 V G96
2019-03-15 11:27:39 C 15 05 38.76 -14 40 43.4 V G96