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
2018-12-13 12:44:32 C 08 50 33.43 +39 55 44.4 U I41
2018-12-16 10:24:29 C 08 48 45.41 +40 15 53.2 U I41
2018-12-16 11:34:59 C 08 48 43.31 +40 16 13.8 U I41
2018-12-16 13:59:21 C 08 48 39.216 +40 16 56.68 U F51
2018-12-16 14:16:17 C 08 48 38.704 +40 17 01.55 U F51
2018-12-16 14:33:10 C 08 48 38.196 +40 17 06.45 U F51
2018-12-20 06:07:33 C 08 45 51.92 +40 42 46.9 V 703
2018-12-20 06:15:30 C 08 45 51.69 +40 42 48.2 V 703
2018-12-20 06:23:26 C 08 45 51.45 +40 42 51.2 V 703
2018-12-20 06:31:22 C 08 45 51.05 +40 42 52.6 V 703
2019-01-03 11:29:32 C 08 29 49.196 +42 18 38.15 U F51
2019-01-03 12:04:01 C 08 29 47.107 +42 18 46.86 U F51
2019-01-03 12:21:20 C 08 29 46.063 +42 18 51.19 U F51
2019-01-05 12:51:30 C 08 26 50.30 +42 30 41.7 V T05
2019-01-05 13:02:22 C 08 26 49.73 +42 30 43.7 V T05
2019-01-05 13:03:01 C 08 26 49.60 +42 30 43.2 V T05
2019-01-05 13:19:51 C 08 26 48.43 +42 30 48.7 V T05
2019-01-09 08:34:43 C 08 20 55.27 +42 50 57.5 V G96
2019-01-09 08:42:48 C 08 20 54.71 +42 50 59.2 V G96
2019-01-09 08:50:38 C 08 20 54.18 +42 51 00.7 V G96
2019-01-09 08:58:20 C 08 20 53.65 +42 51 02.4 V G96
2019-01-09 13:19:26 C 08 20 35.97 +42 51 55.9 V T05
2019-01-09 13:48:31 C 08 20 34.00 +42 52 01.6 V T05
2019-01-09 13:49:50 C 08 20 33.86 +42 52 01.7 V T05
2019-01-09 14:06:36 C 08 20 32.71 +42 52 04.6 V T05
2019-01-09 14:07:16 C 08 20 32.78 +42 52 05.6 V T05
2019-01-09 14:15:11 C 08 20 32.07 +42 52 07.2 V T05
2019-01-13 12:51:40 C 08 13 57.08 +43 09 18.3 V T05
2019-01-13 13:08:13 C 08 13 55.78 +43 09 20.8 V T05
2019-01-13 13:17:56 C 08 13 55.10 +43 09 22.5 V T05
2019-01-13 13:36:29 C 08 13 53.79 +43 09 24.9 V T05
2019-01-17 14:19:04 C 08 06 47.92 +43 22 33.2 q D29
2019-01-17 14:36:50 C 08 06 46.57 +43 22 36.4 q D29
2019-01-17 14:54:36 C 08 06 45.16 +43 22 38.2 q D29
2019-01-20 09:36:50 C 08 01 41.61 +43 28 47.3 I41
2019-01-20 10:01:48 C 08 01 39.69 +43 28 48.9 I41
2019-01-20 10:25:28 C 08 01 37.83 +43 28 50.5 I41
2019-01-22 09:02:12 C 07 58 03.22 +43 31 38.7 I41
2019-01-25 08:17:10 C 07 52 33.339 +43 33 28.67 U F51
2019-01-25 08:28:42 C 07 52 32.423 +43 33 28.84 U F51
2019-01-25 08:40:17 C 07 52 31.510 +43 33 28.95 U F51
2019-01-25 08:51:51 C 07 52 30.597 +43 33 29.03 U F51
2019-01-25 11:09:44 C 07 52 19.69 +43 33 29.5 V T05
2019-01-25 11:19:43 C 07 52 18.87 +43 33 29.7 V T05
2019-01-25 11:38:07 C 07 52 17.46 +43 33 29.2 V T05
2019-01-25 11:47:03 C 07 52 16.71 +43 33 29.2 V T05
2019-01-27 04:55:23 C 07 49 06.57 +43 33 03.1 V 703
2019-01-27 05:03:10 C 07 49 05.94 +43 33 03.1 V 703
2019-01-27 05:10:58 C 07 49 05.35 +43 33 02.8 V 703
2019-01-27 09:21:55 C 07 48 45.900 +43 32 57.82 U F52