1863 Antinous (1948 EA)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6062665000
Semi-major axis (a)2.2601158000 AU
Inclination (i)18.37865000°
Long. of Asc. Node (Ω)345.55122000°
Arg. of Perihelion (ω)269.07454000°
Mean Anomaly (M)289.56449000°
Mean Motion (n)0.2900734900°/day
Perihelion dist (q)0.88988330 AU
Aphelion dist (Q)3.63034830 AU
Orbital Period3.39778610 yr
Physical Parameters
H (abs. magnitude)15.34
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.800″
Uncertainty0
Orbit TypeApollo
MOID0.187781 AU
Observations Used1490
Oppositions29
Arc Total1948-2026
First Observation Used
Last Observation Used2026-03-21
Observations (1601)
Date Type RA Dec Mag Band Observatory
2016-09-25 15:29:09 C 00 14 41.40 +16 27 59.8 q D29
2016-09-25 16:27:49 C 00 14 36.31 +16 27 53.9 q D29
2016-09-27 22:18:17 C 00 10 07.65 +16 21 58.9 c A24
2016-09-27 22:19:20 C 00 10 07.54 +16 21 58.8 c A24
2016-09-27 23:36:15 C 00 10 01.14 +16 21 49.7 c A24
2016-09-27 23:37:19 C 00 10 01.04 +16 21 49.6 c A24
2016-09-28 21:22:58 C 00 08 15.82 +16 19 01.7 c A24
2016-09-28 22:21:56 C 00 08 11.09 +16 18 55.8 c A24
2016-09-28 22:22:58 C 00 08 10.96 +16 18 55.5 c A24
2016-09-30 02:14:59 C 00 05 59.44 +16 15 05.9 q H15
2016-09-30 02:28:27 C 00 05 58.35 +16 15 03.9 q H15
2016-09-30 02:42:18 C 00 05 57.26 +16 15 01.8 q H15
2016-09-30 10:09:52 C 00 05 21.96 +16 14 00.3 L T05
2016-09-30 10:36:46 C 00 05 19.81 +16 13 56.7 L T05
2016-09-30 11:08:17 C 00 05 17.28 +16 13 51.5 L T05
2016-09-30 11:16:59 C 00 05 16.59 +16 13 50.5 L T05
2016-09-30 11:37:58 C 00 05 14.94 +16 13 47.4 L T05
2016-10-02 19:44:07 C 00 01 02.44 +16 04 55.1 q Z52
2016-10-02 20:29:57 C 00 00 59.04 +16 04 47.6 q Z52
2016-10-02 21:13:33 C 00 00 55.81 +16 04 40.6 q Z52
2016-10-03 19:03:57 C 23 59 21.56 +16 00 58.6 q Z52
2016-10-03 19:05:31 C 23 59 21.44 +16 00 58.8 q A13
2016-10-03 19:55:11 C 23 59 17.88 +16 00 49.8 q Z52
2016-10-03 19:58:36 C 23 59 17.58 +16 00 49.9 q A13
2016-10-03 20:45:58 C 23 59 14.19 +16 00 41.3 q Z52
2016-10-03 21:21:15 C 23 59 11.59 +16 00 36.3 c A24
2016-10-03 21:22:17 C 23 59 11.54 +16 00 36.1 c A24
2016-10-03 22:25:26 C 23 59 06.94 +16 00 25.6 c A24
2016-10-03 22:26:28 C 23 59 06.86 +16 00 25.3 c A24
2016-10-04 22:01:56 C 23 57 27.88 +15 56 16.2 c A24
2016-10-04 22:02:59 C 23 57 27.82 +15 56 15.9 c A24
2016-10-04 23:04:24 C 23 57 23.47 +15 56 05.0 c A24
2016-10-04 23:05:26 C 23 57 23.41 +15 56 04.7 c A24
2016-10-05 21:15:45 C 23 55 52.97 +15 52 03.2 o C41
2016-10-05 21:19:35 C 23 55 52.68 +15 52 02.6 o C41
2016-10-05 21:27:27 C 23 55 52.19 +15 52 01.1 o C41
2016-10-05 21:39:27 C 23 55 51.35 +15 51 58.9 o C41
2016-10-05 21:43:12 C 23 55 51.06 +15 51 58.1 o C41
2016-10-06 07:59:24 C 23 55 09.99 +15 50 06.0 V G45
2016-10-06 09:00:06 C 23 55 05.84 +15 49 54.0 V G45
2016-10-06 09:15:40 C 23 55 04.81 +15 49 51.1 V G45
2016-10-06 10:11:08 C 23 55 01.09 +15 49 40.8 V G45
2016-10-06 10:20:16 C 23 55 00.786 +15 49 41.77 L F51
2016-10-06 10:34:33 C 23 54 59.812 +15 49 39.10 L F51
2016-10-06 10:34:34 C 23 54 59.49 +15 49 36.1 V G45
2016-10-06 10:48:47 C 23 54 58.844 +15 49 36.33 L F51
2016-10-06 10:55:29 C 23 54 58.386 +15 49 35.11 L F51
2016-10-06 11:25:09 C 23 54 56.19 +15 49 26.1 V G45
2016-10-06 11:26:25 C 23 54 56.06 +15 49 25.6 V G45
2016-10-06 11:32:54 C 23 54 55.839 +15 49 27.94 L F51