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
2025-12-22 13:26:04 C 10 11 41.462 +30 01 01.20 V T05
2025-12-22 13:33:53 C 10 11 41.458 +30 01 02.21 V T05
2025-12-27 18:02:13 C 10 11 15.52 +30 23 35.7 V D29
2025-12-27 18:20:02 C 10 11 15.36 +30 23 39.4 V D29
2025-12-27 18:37:51 C 10 11 15.21 +30 23 42.9 V D29
2025-12-30 18:06:01 C 10 10 31.723 +30 38 26.24 W O18
2025-12-30 19:16:49 C 10 10 30.727 +30 38 41.95 W O18
2026-01-02 11:10:26 C 10 09 32.664 +30 52 55.92 V T08
2026-01-02 11:14:31 C 10 09 32.587 +30 52 56.86 V T08
2026-01-02 11:26:13 C 10 09 32.386 +30 52 59.52 V T08
2026-01-02 11:46:09 C 10 09 31.963 +30 53 03.73 V T08
2026-01-02 17:32:55 C 10 09 25.869 +30 54 21.57 W O18
2026-01-02 18:52:03 C 10 09 24.353 +30 54 40.29 W O18
2026-01-08 18:46:33 C 10 05 58.294 +31 29 54.03 W O18
2026-01-08 19:37:00 C 10 05 56.730 +31 30 07.27 W O18
2026-01-09 12:01:17 C 10 05 26.746 +31 34 23.52 V T05
2026-01-09 12:03:58 C 10 05 26.647 +31 34 24.31 V T05
2026-01-09 12:11:54 C 10 05 26.407 +31 34 26.29 V T05
2026-01-09 12:19:46 C 10 05 26.146 +31 34 28.60 V T05
2026-01-11 10:15:14 C 10 03 54.802 +31 46 30.50 V T05
2026-01-11 10:19:52 C 10 03 54.648 +31 46 31.80 V T05
2026-01-11 10:24:41 C 10 03 54.502 +31 46 33.56 V T05
2026-01-11 10:39:56 C 10 03 53.942 +31 46 37.31 V T05
2026-01-13 20:54:23 C 10 01 41.34 +32 02 10.9 V D29
2026-01-13 21:14:45 C 10 01 40.51 +32 02 16.2 V D29
2026-01-13 21:35:07 C 10 01 39.65 +32 02 21.6 V D29
2026-01-14 11:28:21 C 10 01 05.914 +32 06 08.86 V T08
2026-01-14 11:58:53 C 10 01 04.598 +32 06 17.21 V T08
2026-01-14 12:02:55 C 10 01 04.426 +32 06 18.36 V T08
2026-01-15 16:12:12 C 09 59 52.097 +32 13 52.51 W O18
2026-01-15 17:19:24 C 09 59 49.044 +32 14 11.34 W O18
2026-01-16 11:00:18 C 09 59 01.124 +32 19 01.63 X F52
2026-01-16 11:15:19 C 09 59 00.407 +32 19 05.82 X F52
2026-01-16 11:30:21 C 09 58 59.686 +32 19 09.96 X F52
2026-01-16 12:44:06 C 09 58 56.141 +32 19 30.50 V T05
2026-01-16 12:49:24 C 09 58 55.858 +32 19 31.58 V T05
2026-01-16 13:29:26 C 09 58 53.966 +32 19 42.49 V T05
2026-01-16 14:10:18 C 09 58 51.974 +32 19 53.29 V T05
2026-01-17 13:34:22 C 09 57 45.715 +32 26 14.50 V T05
2026-01-17 14:25:36 C 09 57 43.097 +32 26 28.10 V T05
2026-01-17 15:07:03 C 09 57 41.064 +32 26 38.90 V T05
2026-01-17 15:43:28 C 09 57 39.199 +32 26 48.34 V T05
2026-01-22 19:12:55 C 09 50 59.031 +32 59 40.72 V D29
2026-01-22 19:33:14 C 09 50 57.789 +32 59 45.88 V D29
2026-01-22 19:53:34 C 09 50 56.537 +32 59 51.08 V D29
2026-01-29 08:11:22 C 09 40 36.051 +33 37 20.91 X F52
2026-01-29 08:31:27 C 09 40 34.564 +33 37 25.51 X F52
2026-01-29 08:51:10 C 09 40 33.093 +33 37 29.99 X F52
2026-01-29 09:49:18 C 09 40 28.766 +33 37 43.21 V T05
2026-01-29 09:55:07 C 09 40 28.322 +33 37 44.47 V T05