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
2020-01-06 02:14:53 C 21 45 45.25 -12 51 30.6 U I41
2020-07-30 13:31:41 C 03 35 24.663 +33 38 46.67 U F51
2020-07-30 13:49:21 C 03 35 25.316 +33 38 52.89 U F51
2020-07-30 14:07:02 C 03 35 25.952 +33 38 58.84 U F51
2020-07-30 14:24:38 C 03 35 26.579 +33 39 04.86 U F51
2020-08-09 10:39:27 C 03 43 17.01 +34 57 36.0 V G96
2020-08-09 10:46:20 C 03 43 17.21 +34 57 38.5 V G96
2020-08-09 10:53:13 C 03 43 17.35 +34 57 41.0 V G96
2020-08-09 11:00:08 C 03 43 17.58 +34 57 43.2 V G96
2020-10-11 08:23:20 C 03 39 20.26 +41 55 31.9 V G96
2020-10-11 08:30:43 C 03 39 19.93 +41 55 32.9 V G96
2020-10-11 08:38:07 C 03 39 19.59 +41 55 34.3 V G96
2020-10-11 08:45:31 C 03 39 19.28 +41 55 35.3 V G96
2020-10-19 08:47:00 C 03 30 27.66 +42 18 15.9 V G96
2020-10-19 08:55:40 C 03 30 27.21 +42 18 16.6 V G96
2020-10-19 09:04:14 C 03 30 26.75 +42 18 17.2 V G96
2020-10-19 09:13:09 C 03 30 26.25 +42 18 17.7 V G96
2020-11-22 04:37:10 C 02 44 10.94 +41 04 57.3 V G96
2020-11-22 04:44:36 C 02 44 10.53 +41 04 55.8 V G96
2020-11-22 04:51:59 C 02 44 10.15 +41 04 54.1 V G96
2020-11-22 04:59:25 C 02 44 09.73 +41 04 52.0 V G96
2020-12-12 08:48:12 C 02 23 26.531 +38 42 35.99 U F52
2020-12-12 09:06:42 C 02 23 25.927 +38 42 29.97 U F52
2020-12-12 09:25:12 C 02 23 25.344 +38 42 24.20 U F52
2020-12-12 09:43:39 C 02 23 24.749 +38 42 18.20 U F52
2020-12-18 04:43:17 C 02 19 37.66 +37 58 35.5 V G96
2020-12-18 04:50:12 C 02 19 37.44 +37 58 33.9 V G96
2020-12-18 04:57:07 C 02 19 37.29 +37 58 31.6 V G96
2020-12-18 05:04:04 C 02 19 37.15 +37 58 29.2 V G96
2020-12-23 07:31:26 C 02 17 08.059 +37 21 07.55 U F51
2020-12-23 07:48:49 C 02 17 07.746 +37 21 02.15 U F51
2020-12-23 08:06:14 C 02 17 07.426 +37 20 57.25 U F51
2020-12-23 08:23:40 C 02 17 07.106 +37 20 51.89 U F51
2021-01-16 05:42:34 C 02 15 14.841 +34 57 49.09 U F51
2021-01-16 05:59:54 C 02 15 14.992 +34 57 45.95 U F51
2021-01-16 06:17:24 C 02 15 15.128 +34 57 42.19 U F51
2021-01-16 06:34:47 C 02 15 15.292 +34 57 39.13 U F51
2021-11-03 08:58:39 C 07 10 37.17 +44 06 52.0 V G96
2021-11-03 08:59:19 C 07 10 37.16 +44 06 52.6 V G96
2021-11-03 09:06:01 C 07 10 37.08 +44 06 54.0 V G96
2021-11-03 09:06:41 C 07 10 37.11 +44 06 54.4 V G96
2021-11-03 09:13:23 C 07 10 37.05 +44 06 56.8 V G96
2021-11-03 09:14:03 C 07 10 37.02 +44 06 56.6 V G96
2021-11-03 09:20:44 C 07 10 37.03 +44 06 58.2 V G96
2021-11-03 09:21:24 C 07 10 36.98 +44 06 58.4 V G96
2021-11-13 09:47:51 C 07 07 28.06 +45 06 30.6 V G96
2021-11-13 09:55:24 C 07 07 27.88 +45 06 32.3 V G96
2021-11-13 10:02:53 C 07 07 27.70 +45 06 33.9 V G96
2021-11-13 10:10:25 C 07 07 27.52 +45 06 36.0 V G96
2021-11-27 07:28:58 C 06 57 29.42 +46 27 41.4 V G96