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
2016-10-06 11:51:40 C 23 54 54.570 +15 49 24.32 L F51
2016-10-07 05:46:14 C 23 53 45.07 +15 46 00.9 V G45
2016-10-07 08:03:49 C 23 53 35.95 +15 45 33.9 V G45
2016-10-07 08:06:39 C 23 53 35.77 +15 45 33.4 V G45
2016-10-07 09:25:24 C 23 53 30.60 +15 45 18.1 V G45
2016-10-07 09:25:33 C 23 53 30.66 +15 45 17.5 V G45
2016-10-07 10:42:09 C 23 53 25.62 +15 45 02.5 V G45
2016-10-07 10:47:35 C 23 53 25.29 +15 45 01.8 V G45
2016-10-07 11:46:41 C 23 53 21.47 +15 44 49.7 V G45
2016-10-07 16:58:21 C 23 53 02.37 +15 43 48.2 q 168
2016-10-07 17:03:27 C 23 53 02.07 +15 43 47.6 q 168
2016-10-07 17:44:46 C 23 52 59.37 +15 43 40.4 q 168
2016-10-08 09:27:38 C 23 52 00.23 +15 40 43.3 L T05
2016-10-08 09:55:17 C 23 51 58.50 +15 40 38.2 L T05
2016-10-08 10:02:23 C 23 51 58.01 +15 40 36.2 L T05
2016-10-08 10:35:58 C 23 51 55.88 +15 40 29.7 L T05
2016-10-08 10:57:38 C 23 51 54.45 +15 40 25.9 L T05
2016-10-10 01:34:56 C 23 49 35.89 +15 32 48.0 q W34
2016-10-10 01:39:01 C 23 49 35.71 +15 32 47.2 q W34
2016-10-10 02:08:08 C 23 49 33.98 +15 32 42.4 q W34
2016-10-10 02:11:41 C 23 49 33.70 +15 32 40.7 q W34
2016-10-10 02:16:24 C 23 49 33.47 +15 32 40.3 q W34
2016-10-10 02:19:58 C 23 49 33.26 +15 32 39.3 q W34
2016-10-10 04:36:35 C 23 49 25.25 +15 32 12.4 q 703
2016-10-10 04:45:14 C 23 49 24.74 +15 32 10.6 q 703
2016-10-10 04:53:53 C 23 49 24.20 +15 32 08.6 q 703
2016-10-12 09:27:44 C 23 46 28.16 +15 21 38.0 L T05
2016-10-12 09:55:39 C 23 46 26.64 +15 21 33.0 L T05
2016-10-12 10:03:25 C 23 46 26.24 +15 21 31.0 L T05
2016-10-12 10:37:56 C 23 46 24.32 +15 21 23.4 L T05
2016-10-15 02:35:53 C 23 43 11.06 +15 08 24.5 q H21
2016-10-15 02:39:48 C 23 43 10.82 +15 08 24.1 q H21
2016-10-15 02:43:41 C 23 43 10.61 +15 08 22.5 q H21
2016-10-19 06:02:43 C 23 38 52.32 +14 48 33.1 q 703
2016-10-19 06:28:43 C 23 38 51.32 +14 48 27.5 q 703
2016-10-19 08:07:34 C 23 38 47.19 +14 48 07.0 q H15
2016-10-19 08:21:37 C 23 38 46.68 +14 48 05.0 q H15
2016-10-19 08:35:26 C 23 38 46.17 +14 48 02.0 q H15
2016-10-19 09:03:36 C 23 38 45.342 +14 47 58.95 L F51
2016-10-19 09:20:03 C 23 38 44.669 +14 47 55.68 L F51
2016-10-19 09:36:30 C 23 38 43.998 +14 47 52.44 L F51
2016-10-19 09:52:54 C 23 38 43.330 +14 47 49.17 L F51
2016-10-20 01:56:12 C 23 38 07.23 +14 44 39.2 V G45
2016-10-20 03:04:59 C 23 38 04.57 +14 44 26.1 V G45
2016-10-20 04:02:02 C 23 38 02.34 +14 44 15.4 V G45
2016-10-20 05:05:41 C 23 37 59.85 +14 44 02.9 V G45
2016-10-20 08:55:09 C 23 37 51.34 +14 43 18.5 L T05
2016-10-20 09:00:51 C 23 37 51.03 +14 43 18.9 L T05
2016-10-20 09:26:48 C 23 37 50.06 +14 43 13.3 L T05
2016-10-20 09:36:34 C 23 37 49.75 +14 43 11.7 L T05