IAA RAS IAA Minor Planet Database

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
2019-01-27 09:38:38 C 07 48 44.578 +43 32 57.43 – U F52
2019-01-27 09:55:32 C 07 48 43.242 +43 32 57.05 – U F52
2019-01-27 10:12:20 C 07 48 41.910 +43 32 56.59 – U F52
2019-01-27 10:37:25 C 07 48 39.87 +43 32 55.9 – V T08
2019-01-27 10:49:13 C 07 48 39.01 +43 32 55.6 – V T08
2019-01-27 11:07:21 C 07 48 37.55 +43 32 56.8 – V T08
2019-01-27 11:15:39 C 07 48 36.86 +43 32 54.5 – V T08
2019-01-28 06:06:23 C 07 47 10.23 +43 32 17.4 – V G96
2019-01-28 06:14:39 C 07 47 09.58 +43 32 17.1 – V G96
2019-01-28 06:22:55 C 07 47 08.93 +43 32 16.7 – V G96
2019-01-28 06:31:09 C 07 47 08.30 +43 32 16.4 – V G96
2019-01-31 10:17:02 C 07 41 22.35 +43 27 40.0 – V T08
2019-01-31 10:27:25 C 07 41 21.58 +43 27 38.2 – V T08
2019-01-31 10:28:49 C 07 41 21.48 +43 27 38.9 – V T08
2019-01-31 10:45:27 C 07 41 20.24 +43 27 37.3 – V T08
2019-01-31 11:03:53 C 07 41 18.83 +43 27 34.4 – V T08
2019-01-31 11:04:34 C 07 41 18.61 +43 27 34.6 – V T08
2019-02-08 04:13:40 C 07 28 00.94 +43 01 56.5 – U I41
2019-02-08 04:16:20 C 07 28 00.76 +43 01 56.0 – U I41
2019-02-08 05:20:47 C 07 27 56.28 +43 01 44.0 – U I41
2019-02-08 05:22:07 C 07 27 56.18 +43 01 43.8 – U I41
2019-02-09 07:01:38 C 07 26 13.303 +42 56 41.39 – U F52
2019-02-09 07:02:34 C 07 26 13.237 +42 56 41.01 – U F52
2019-02-09 07:17:22 C 07 26 12.239 +42 56 38.24 – U F52
2019-02-09 07:18:17 C 07 26 12.173 +42 56 37.84 – U F52
2019-02-09 07:33:08 C 07 26 11.158 +42 56 34.92 – U F52
2019-02-09 07:48:59 C 07 26 10.091 +42 56 31.69 – U F52
2019-02-09 07:49:54 C 07 26 10.021 +42 56 31.54 – U F52
2019-02-11 03:49:50 C 07 23 18.86 +42 47 01.9 – V 703
2019-02-11 03:57:35 C 07 23 18.34 +42 47 01.1 – V 703
2019-02-11 04:05:21 C 07 23 17.88 +42 46 57.9 – V 703
2019-02-11 04:13:07 C 07 23 17.31 +42 46 57.0 – V 703
2019-02-26 04:28:55 C 07 04 58.70 +40 59 35.4 – V 703
2019-02-26 04:36:46 C 07 04 58.39 +40 59 32.9 – V 703
2019-02-26 04:44:37 C 07 04 58.10 +40 59 29.6 – V 703
2019-02-26 04:52:29 C 07 04 57.87 +40 59 26.8 – V 703
2019-02-28 09:09:12 C 07 03 08.23 +40 40 36.0 – V T08
2019-02-28 09:19:36 C 07 03 07.87 +40 40 32.2 – V T08
2019-02-28 09:36:10 C 07 03 07.33 +40 40 25.0 – V T08
2019-02-28 09:45:11 C 07 03 07.05 +40 40 22.0 – V T08
2019-02-28 09:45:51 C 07 03 06.97 +40 40 21.4 – V T08
2019-02-28 10:11:25 C 07 03 05.96 +40 40 13.5 – V T08
2019-03-03 20:51:43 C 07 00 40.82 +40 09 14.7 – V C95
2019-03-03 20:55:59 C 07 00 40.73 +40 09 12.6 – V C95
2019-03-03 21:00:16 C 07 00 40.57 +40 09 11.0 – V C95
2019-03-03 21:04:35 C 07 00 40.46 +40 09 09.4 – V C95
2019-03-04 04:05:52 C 07 00 29.67 +40 06 29.3 – V G96
2019-03-04 04:13:28 C 07 00 29.45 +40 06 27.1 – V G96
2019-03-04 04:21:02 C 07 00 29.26 +40 06 23.8 – V G96
2019-03-04 04:28:37 C 07 00 29.06 +40 06 20.7 – V G96