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
2019-03-04 09:04:28 C 07 00 21.92 +40 04 36.3 V T08
2019-03-04 09:15:29 C 07 00 21.58 +40 04 30.9 V T08
2019-03-04 09:41:47 C 07 00 20.94 +40 04 20.2 V T08
2019-03-04 09:59:04 C 07 00 20.43 +40 04 12.8 V T08
2019-03-07 03:41:19 C 06 58 52.83 +39 38 45.2 V 703
2019-03-07 03:49:13 C 06 58 52.70 +39 38 43.4 V 703
2019-03-07 03:57:02 C 06 58 52.55 +39 38 39.2 V 703
2019-03-07 04:04:50 C 06 58 52.37 +39 38 35.6 V 703
2019-03-08 08:53:02 C 06 58 19.90 +39 27 14.4 V T08
2019-03-08 08:59:57 C 06 58 20.10 +39 27 13.2 V T08
2019-03-08 09:20:32 C 06 58 19.77 +39 27 04.8 V T08
2019-03-08 09:26:09 C 06 58 19.67 +39 27 02.6 V T08
2019-03-09 03:43:29 C 06 58 01.68 +39 19 47.2 V 703
2019-03-09 03:51:14 C 06 58 01.48 +39 19 43.6 V 703
2019-03-09 03:58:58 C 06 58 01.35 +39 19 41.2 V 703
2019-03-09 04:06:42 C 06 58 01.20 +39 19 39.5 V 703
2019-03-12 08:30:31 C 06 57 02.21 +38 49 03.5 V T08
2019-03-12 08:36:43 C 06 57 02.16 +38 49 00.7 V T08
2019-03-12 08:37:23 C 06 57 02.11 +38 49 00.5 V T08
2019-03-12 08:57:18 C 06 57 01.86 +38 48 52.8 V T08
2019-03-12 08:57:58 C 06 57 01.82 +38 48 52.6 V T08
2019-03-12 09:04:14 C 06 57 01.84 +38 48 48.9 V T08
2019-03-26 03:57:29 C 06 57 41.48 +36 33 30.6 V 703
2019-03-26 04:05:07 C 06 57 41.53 +36 33 27.1 V 703
2019-03-26 04:12:46 C 06 57 41.68 +36 33 23.8 V 703
2019-03-26 04:20:25 C 06 57 41.74 +36 33 20.8 V 703
2019-04-24 07:03:04 C 07 20 03.82 +31 45 14.8 V T08
2019-04-24 07:11:08 C 07 20 04.28 +31 45 11.8 V T08
2019-04-24 07:20:49 C 07 20 04.68 +31 45 07.2 V T08
2019-04-24 07:31:19 C 07 20 05.22 +31 45 03.2 V T08
2019-04-30 06:56:11 C 07 27 20.77 +30 44 23.6 V T05
2019-04-30 07:09:16 C 07 27 21.57 +30 44 18.0 V T05
2019-04-30 07:22:08 C 07 27 22.19 +30 44 12.4 V T05
2019-04-30 07:35:06 C 07 27 22.84 +30 44 06.8 V T05
2019-05-01 11:54:11 C 07 28 54.24 +30 31 58.2 q D29
2019-05-01 12:14:33 C 07 28 55.29 +30 31 49.7 q D29
2019-05-02 07:06:15 C 07 29 57.01 +30 23 43.0 V T08
2019-05-02 07:08:55 C 07 29 57.08 +30 23 41.8 V T08
2019-05-02 07:18:36 C 07 29 57.58 +30 23 37.8 V T08
2019-05-02 07:34:52 C 07 29 58.51 +30 23 30.3 V T08
2019-05-02 07:37:47 C 07 29 58.63 +30 23 29.2 V T08
2019-05-14 03:33:52 C 07 46 50.55 +28 17 21.3 V 703
2019-05-14 03:41:26 C 07 46 50.97 +28 17 17.2 V 703
2019-05-14 03:49:01 C 07 46 51.52 +28 17 13.4 V 703
2019-05-14 03:56:34 C 07 46 51.92 +28 17 10.8 V 703
2019-05-22 12:27:00 C 08 00 09.38 +26 42 18.8 q D29
2019-05-22 12:47:22 C 08 00 10.80 +26 42 08.3 q D29
2020-01-06 01:53:54 C 21 45 42.76 -12 51 50.1 U I41
2020-01-06 02:00:53 C 21 45 43.59 -12 51 43.8 U I41
2020-01-06 02:07:53 C 21 45 44.44 -12 51 37.5 U I41