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
2026-03-19 20:10:26 B 08 08 41.256 +30 06 28.08 X Y84
2026-03-19 20:14:23 B 08 08 41.086 +30 06 25.92 X Y84
2026-03-19 20:18:20 B 08 08 40.918 +30 06 23.76 X Y84
2026-03-20 04:15:22 C 08 08 21.739 +30 02 04.45 V V00
2026-03-20 04:23:27 C 08 08 21.397 +30 02 00.02 V V00
2026-03-20 04:31:29 C 08 08 21.055 +30 01 55.60 V V00
2026-03-20 04:39:32 C 08 08 20.720 +30 01 51.13 V V00
2026-03-20 20:43:37 C 08 07 43.414 +29 52 55.49 Z C23
2026-03-20 21:19:48 C 08 07 41.954 +29 52 34.64 Z C23
2026-03-20 21:49:02 C 08 07 40.819 +29 52 18.37 Z C23
2026-03-21 20:03:59 B 08 06 52.267 +29 39 54.22 X Y84
2026-03-21 20:06:41 B 08 06 52.099 +29 39 51.52 X Y84
2026-03-21 20:09:25 B 08 06 51.902 +29 39 49.28 X Y84
2026-03-21 22:59:38 B 08 06 45.614 +29 38 12.55 X Y84
2026-03-21 23:03:26 B 08 06 45.466 +29 38 10.32 X Y84
2026-03-21 23:07:13 B 08 06 45.331 +29 38 08.09 X Y84
2026-03-24 19:39:52 B 08 04 35.436 +28 58 48.29 W 130
2026-03-24 19:44:54 B 08 04 35.274 +28 58 45.41 W 130
2026-03-24 19:49:56 B 08 04 35.128 +28 58 42.47 W 130
2026-03-30 20:48:02 B 08 01 33.538 +27 31 39.61 X Y84
2026-03-30 20:52:58 B 08 01 33.451 +27 31 36.52 X Y84
2026-03-30 20:57:52 B 08 01 33.374 +27 31 33.31 X Y84
2026-03-31 13:18:03 C 08 01 20.580 +27 21 28.95 X 327
2026-03-31 14:21:08 C 08 01 19.715 +27 20 49.57 X 327
2026-03-31 14:52:40 C 08 01 19.258 +27 20 30.19 X 327
2026-03-31 14:55:46 C 08 01 19.248 +27 20 28.25 X 327
2026-04-01 07:37:05 C 08 01 08.006 +27 10 10.60 V T05
2026-04-01 07:42:31 C 08 01 07.939 +27 10 06.89 V T05
2026-04-01 08:16:41 C 08 01 07.524 +27 09 45.68 V T05
2026-04-01 08:25:14 C 08 01 07.414 +27 09 40.28 V T05
2026-04-01 12:15:55 C 08 01 05.309 +27 07 14.68 X 327
2026-04-01 12:57:21 C 08 01 04.841 +27 06 48.63 X 327
2026-04-01 13:28:49 C 08 01 04.451 +27 06 28.43 X 327
2026-04-02 09:15:04 C 08 00 53.506 +26 54 09.68 V T05
2026-04-02 09:41:26 C 08 00 53.254 +26 53 52.62 V T05
2026-04-02 09:46:09 C 08 00 53.218 +26 53 50.21 V T05
2026-04-02 09:55:49 C 08 00 53.117 +26 53 44.02 V T05
2026-04-05 07:00:35 C 08 00 33.072 +26 10 06.49 V T05
2026-04-05 07:05:11 C 08 00 33.029 +26 10 03.40 V T05
2026-04-05 07:14:22 C 08 00 32.995 +26 09 57.74 V T05
2026-04-05 07:16:20 C 08 00 32.995 +26 09 56.30 V T05
2026-04-05 07:20:57 C 08 00 32.969 +26 09 53.42 V T05
2026-04-05 07:28:52 C 08 00 32.952 +26 09 48.49 V T05
2026-04-05 07:30:10 C 08 00 32.938 +26 09 47.41 V T05
2026-04-05 07:43:57 C 08 00 32.899 +26 09 38.48 V T05
2026-04-07 06:49:14 C 08 00 33.864 +25 39 28.48 V T05
2026-04-07 07:50:02 C 08 00 33.907 +25 38 48.84 V T05
2026-04-07 07:55:21 C 08 00 33.878 +25 38 45.13 V T05
2026-04-08 02:05:42 B 08 00 37.514 +25 26 57.41 W X04
2026-04-08 02:16:00 B 08 00 37.538 +25 26 50.68 W X04