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
2026-01-29 10:28:29 C 09 40 25.834 +33 37 51.89 V T05
2026-01-29 10:33:05 C 09 40 25.433 +33 37 52.75 V T05
2026-01-30 08:31:44 C 09 38 48.612 +33 42 29.82 X F52
2026-01-30 08:51:34 C 09 38 47.099 +33 42 34.10 X F52
2026-01-30 09:11:23 C 09 38 45.584 +33 42 38.38 X F52
2026-02-04 11:20:57 C 09 29 07.474 +34 04 25.07 V T05
2026-02-04 11:25:31 C 09 29 07.066 +34 04 26.15 V T05
2026-02-04 11:35:33 C 09 29 06.266 +34 04 27.41 V T05
2026-02-04 12:09:32 C 09 29 03.331 +34 04 32.22 X F51
2026-02-04 12:22:31 C 09 29 02.225 +34 04 34.04 X F51
2026-02-04 12:25:44 C 09 29 01.949 +34 04 34.46 V T05
2026-02-04 12:35:26 C 09 29 01.123 +34 04 35.80 X F51
2026-02-04 12:48:23 C 09 29 00.021 +34 04 37.61 X F51
2026-02-05 11:06:00 C 09 27 08.502 +34 07 45.29 X F52
2026-02-05 11:22:12 C 09 27 07.095 +34 07 47.46 X F51
2026-02-05 11:42:47 C 09 27 05.313 +34 07 50.10 X F51
2026-02-05 11:46:19 C 09 27 05.006 +34 07 50.56 X F52
2026-02-05 12:03:03 C 09 27 03.554 +34 07 52.71 X F51
2026-02-05 12:05:41 C 09 27 03.326 +34 07 53.02 X F52
2026-02-05 12:22:22 C 09 27 01.879 +34 07 55.21 X F51
2026-02-05 14:57:33 C 09 26 49.394 +34 08 12.51 W O18
2026-02-05 14:58:19 C 09 26 49.327 +34 08 12.64 W O18
2026-02-05 16:29:02 C 09 26 41.514 +34 08 25.16 W O18
2026-02-05 16:29:49 C 09 26 41.439 +34 08 25.40 W O18
2026-02-06 11:23:20 C 09 25 04.790 +34 10 49.26 X F51
2026-02-06 11:41:27 C 09 25 03.197 +34 10 51.33 X F51
2026-02-06 11:59:07 C 09 25 01.642 +34 10 53.35 X F51
2026-02-07 10:46:29 C 09 23 04.080 +34 13 26.18 V T08
2026-02-07 11:06:02 C 09 23 02.333 +34 13 27.88 V T08
2026-02-07 11:10:42 C 09 23 01.915 +34 13 28.42 V T08
2026-02-07 11:18:37 C 09 23 01.207 +34 13 29.39 V T08
2026-02-07 13:26:31 C 09 22 50.678 +34 13 37.78 W O18
2026-02-07 14:41:30 C 09 22 44.082 +34 13 46.42 W O18
2026-02-07 20:50:04 C 09 22 11.942 +34 14 21.52 Z C23
2026-02-07 21:15:33 C 09 22 09.725 +34 14 23.42 Z C23
2026-02-07 22:35:58 C 09 22 02.530 +34 14 32.60 Z C23
2026-02-10 15:58:19 C 09 16 15.310 +34 19 25.35 W O18
2026-02-10 16:48:28 C 09 16 10.698 +34 19 28.23 W O18
2026-02-11 17:09:58 C 09 13 58.685 +34 20 29.12 X 327
2026-02-11 17:26:20 C 09 13 57.172 +34 20 29.35 X 327
2026-02-11 17:42:46 C 09 13 55.667 +34 20 30.01 X 327
2026-02-14 10:04:57 C 09 08 03.578 +34 21 03.78 V T05
2026-02-14 10:09:02 C 09 08 03.187 +34 21 03.74 V T05
2026-02-14 10:19:50 C 09 08 02.179 +34 21 03.56 V T05
2026-02-14 11:13:58 C 09 07 57.072 +34 21 02.48 V T05
2026-02-14 13:59:37 C 09 07 42.306 +34 20 57.50 V D29
2026-02-14 14:19:59 C 09 07 40.388 +34 20 57.19 V D29
2026-02-14 14:40:20 C 09 07 38.473 +34 20 56.88 V D29
2026-02-15 01:02:41 B 09 06 41.05 +34 20 41.4 V R53
2026-02-15 01:05:21 B 09 06 40.76 +34 20 40.9 V R53