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
2001-12-19 07:58:43 C 08 38 06.07 +41 24 10.5 c 699
2001-12-19 08:25:53 C 08 38 05.10 +41 24 19.0 c 699
2001-12-19 08:53:03 C 08 38 03.97 +41 24 25.9 c 699
2001-12-19 09:04:12 C 08 38 03.504 +41 24 29.71 e 645
2001-12-19 09:09:12 C 08 38 03.316 +41 24 31.22 20.51 e 645
2001-12-23 09:20:40 C 08 34 09.92 +41 52 21.6 c 704
2001-12-23 09:42:39 C 08 34 08.96 +41 52 28.9 c 704
2001-12-23 10:04:36 C 08 34 07.98 +41 52 33.9 c 704
2001-12-23 10:26:35 C 08 34 07.05 +41 52 40.9 c 704
2002-01-06 07:07:58 C 08 15 50.16 +43 17 28.5 19.2 c 704
2002-01-06 07:29:31 C 08 15 48.75 +43 17 33.1 19.5 c 704
2002-01-06 07:51:04 C 08 15 47.28 +43 17 37.6 19.5 c 704
2002-01-06 08:12:39 C 08 15 45.88 +43 17 42.1 19.2 c 704
2002-01-06 08:34:14 C 08 15 44.42 +43 17 46.9 19.4 c 704
2002-01-18 04:40:56 C 07 55 29.95 +43 58 58.2 c 699
2002-01-18 05:13:53 C 07 55 27.34 +43 59 03.3 c 699
2002-01-18 05:46:52 C 07 55 24.82 +43 59 04.9 c 699
2002-01-18 06:19:56 C 07 55 22.26 +43 59 06.9 c 699
2002-01-25 05:50:12 C 07 42 37.31 +44 03 09.6 18.9 c 704
2002-01-25 06:11:37 C 07 42 35.63 +44 03 08.4 19.3 c 704
2002-01-25 06:32:55 C 07 42 34.00 +44 03 08.0 18.9 c 704
2002-01-25 06:54:13 C 07 42 32.28 +44 03 07.3 19.5 c 704
2002-01-25 07:15:30 C 07 42 30.65 +44 03 06.2 18.9 c 704
2002-02-07 06:15:53 C 07 20 11.86 +43 27 25.1 c 699
2002-02-07 06:40:56 C 07 20 10.19 +43 27 20.2 c 699
2002-02-07 07:06:02 C 07 20 08.51 +43 27 14.9 c 699
2002-02-07 07:31:10 C 07 20 06.77 +43 27 10.8 c 699
2002-02-12 04:43:26 C 07 12 52.71 +43 00 32.9 19.2 c 644
2002-02-12 05:13:30 C 07 12 50.93 +43 00 25.4 19.8 c 644
2002-02-12 05:43:28 C 07 12 49.11 +43 00 18.0 19.6 c 644
2002-03-05 04:21:23 C 06 53 06.55 +40 14 05.6 19.6 c 704
2002-03-05 04:43:45 C 06 53 06.21 +40 13 58.8 19.5 c 704
2002-03-05 05:04:57 C 06 53 05.77 +40 13 50.3 19.8 c 704
2002-03-05 05:26:14 C 06 53 05.24 +40 13 42.2 20.0 c 704
2002-03-05 05:47:34 C 06 53 04.91 +40 13 33.7 19.9 c 704
2005-02-09 05:40:22 C 05 18 46.48 +44 26 07.1 o F65
2005-02-09 06:22:16 C 05 18 45.69 +44 25 55.4 o F65
2005-02-09 06:52:41 C 05 18 45.06 +44 25 45.2 o F65
2006-09-06 07:29:21 C 02 20 26.10 +29 39 07.1 19.3 c H55
2006-09-06 07:33:31 C 02 20 26.01 +29 39 07.5 19.3 c H55
2006-09-06 07:41:45 C 02 20 25.64 +29 39 09.2 19.2 c H55
2006-09-17 08:56:50 C 02 09 01.29 +30 48 05.7 r 703
2006-09-17 09:10:50 C 02 09 00.57 +30 48 08.3 r 703
2006-09-17 09:24:48 C 02 08 59.82 +30 48 11.1 r 703
2006-09-17 09:38:50 C 02 08 59.06 +30 48 13.7 r 703
2006-09-25 07:10:37 C 01 58 11.42 +31 15 37.2 r 703
2006-09-25 07:22:47 C 01 58 10.74 +31 15 37.8 r 703
2006-09-25 07:34:56 C 01 58 09.91 +31 15 38.8 r 703
2006-09-25 07:47:07 C 01 58 09.12 +31 15 39.6 r 703
2006-10-02 07:17:07 C 01 47 17.27 +31 22 17.6 c 704