4954 Eric (1990 SQ)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS ⇩ Gaia
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4493640870 ± 2.73e-09
Semi-major axis (a)2.0013783818 AU ± 2.52e-10
Inclination (i)17.42720107° ± 2.28e-07
Long. of Asc. Node (Ω)358.39636619° ± 7.59e-07
Arg. of Perihelion (ω)52.62294448° ± 7.90e-07
Mean Anomaly (M)127.17485143° ± 3.08e-07
Mean Motion (n)0.3481115793°/day ± 6.58e-11
Perihelion dist (q)1.10203081 AU ± 5.47e-09
Aphelion dist (Q)2.90072595 AU ± 5.48e-09
Orbital Period2.83135162 yr ± 5.35e-10
Physical Parameters
H (abs. magnitude)12.55
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.070″
Uncertainty0
Orbit TypeAmor
MOID0.193195 AU
Observations Used6261
Gaia Obs Used292
Oppositions27
Arc Total1975-2026
First Observation Used1975-06-07
Last Observation Used2026-04-08
Observations (7184)
Date Type RA Dec Mag Band Observatory
2008-03-12 01:32:19 C 06 50 30.32 +42 18 43.4 r H51
2008-03-12 01:32:57 C 06 50 30.40 +42 18 42.8 r H51
2008-03-12 01:33:46 C 06 50 30.49 +42 18 41.9 r H51
2008-03-12 01:34:22 C 06 50 30.57 +42 18 41.2 r H51
2008-03-12 01:34:59 C 06 50 30.64 +42 18 40.5 r H51
2008-03-12 01:35:49 C 06 50 30.73 +42 18 39.6 r H51
2008-03-12 01:37:04 C 06 50 30.96 +42 18 39.5 r H51
2008-03-12 01:38:29 C 06 50 31.06 +42 18 38.4 r H51
2008-03-12 01:39:06 C 06 50 31.13 +42 18 37.8 r H51
2008-03-12 19:17:51 C 06 52 36.03 +41 59 49.6 c J42
2008-03-12 19:18:59 C 06 52 36.17 +41 59 48.4 c J42
2008-03-12 19:20:04 C 06 52 36.28 +41 59 47.2 c J42
2008-03-12 19:21:08 C 06 52 36.41 +41 59 46.2 c J42
2008-03-12 19:22:12 C 06 52 36.53 +41 59 44.9 c J42
2008-03-16 04:00:06 C 07 01 50.83 +40 35 25.8 r H45
2008-03-16 04:01:43 C 07 01 51.01 +40 35 24.2 r H45
2008-03-16 04:14:06 C 07 01 52.38 +40 35 11.2 r H45
2008-03-16 04:15:29 C 07 01 52.53 +40 35 09.7 r H45
2008-03-21 21:15:35 C 07 16 42.14 +38 17 44.6 r 084
2008-03-21 21:17:47 C 07 16 42.37 +38 17 42.5 r 084
2008-03-21 22:01:25 C 07 16 46.89 +38 16 59.6 r 084
2008-03-21 23:23:26 C 07 16 55.46 +38 15 38.6 r 084
2008-03-24 22:04:18 C 07 24 11.56 +37 07 41.9 r 084
2008-03-24 22:06:32 C 07 24 11.78 +37 07 39.9 r 084
2008-03-27 01:31:55 C 07 29 20.63 +36 19 24.2 c J93
2008-03-27 01:33:59 C 07 29 20.81 +36 19 21.9 c J93
2008-03-27 01:36:02 C 07 29 21.06 +36 19 20.4 c J93
2008-03-27 22:08:55 C 07 31 22.73 +36 00 19.4 r 084
2008-03-27 22:11:08 C 07 31 22.94 +36 00 17.4 r 084
2008-03-27 22:53:36 C 07 31 27.11 +35 59 37.7 r 084
2008-03-27 22:55:48 C 07 31 27.32 +35 59 35.8 r 084
2008-03-28 20:15:34 C 07 33 32.55 +35 40 02.9 r 084
2008-03-28 20:17:46 C 07 33 32.76 +35 40 01.0 r 084
2008-03-28 22:30:00 C 07 33 45.56 +35 37 58.9 r 084
2008-03-28 22:32:13 C 07 33 45.78 +35 37 56.9 r 084
2008-03-29 19:42:55 C 07 35 49.03 +35 18 43.0 r 084
2008-03-29 23:01:06 C 07 36 08.02 +35 15 42.1 r 084
2008-03-29 23:03:18 C 07 36 08.24 +35 15 39.9 r 084
2008-03-30 04:33:41 C 07 36 40.10 +35 10 46.8 r 703
2008-03-30 04:45:07 C 07 36 41.18 +35 10 36.4 r 703
2008-03-30 04:56:32 C 07 36 42.22 +35 10 26.1 r 703
2008-03-30 05:07:56 C 07 36 43.34 +35 10 15.6 r 703
2008-03-31 22:09:15 C 07 40 38.30 +34 33 28.0 r 084
2008-03-31 22:11:28 C 07 40 38.51 +34 33 26.0 r 084
2008-04-01 18:23:38 C 07 42 33.15 +34 15 35.1 r 084
2008-04-01 20:30:41 C 07 42 44.95 +34 13 42.5 r 084
2008-04-01 20:46:39 C 07 42 46.55 +34 13 30.7 c J93
2008-04-01 20:50:23 C 07 42 46.91 +34 13 27.4 c J93
2008-04-01 20:54:29 C 07 42 47.27 +34 13 23.3 c J93
2008-04-01 21:09:22 C 07 42 48.57 +34 13 08.1 r 084