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
2007-12-21 17:55:46 C 23 01 32.73 +54 54 32.7 o 084
2007-12-21 18:36:10 C 23 01 40.49 +54 55 31.8 o 510
2007-12-21 18:37:22 C 23 01 40.71 +54 55 33.3 o 510
2007-12-21 18:39:43 C 23 01 41.13 +54 55 36.5 o 510
2007-12-22 20:54:50 C 23 06 46.03 +55 30 35.2 o 084
2007-12-22 20:57:02 C 23 06 46.46 +55 30 38.0 o 084
2007-12-22 21:43:02 C 23 06 55.57 +55 31 37.0 o 084
2008-01-02 14:28:29 C 00 07 53.63 +60 22 28.3 o 084
2008-01-02 14:30:41 C 00 07 54.23 +60 22 30.2 o 084
2008-01-02 15:10:40 C 00 08 05.12 +60 23 06.5 o 084
2008-01-02 15:12:52 C 00 08 05.73 +60 23 08.4 o 084
2008-01-02 15:54:36 C 00 08 17.14 +60 23 46.3 o 084
2008-01-02 15:56:51 C 00 08 17.74 +60 23 48.2 o 084
2008-01-03 02:39:21 C 00 11 16.46 +60 33 23.3 o H50
2008-01-03 02:46:20 C 00 11 18.34 +60 33 28.3 o H50
2008-01-03 02:53:19 C 00 11 20.36 +60 33 35.2 o H50
2008-01-03 03:07:20 C 00 11 24.22 +60 33 46.1 o H50
2008-01-03 14:38:46 C 00 14 42.44 +60 43 40.4 o 084
2008-01-03 15:28:03 C 00 14 56.20 +60 44 22.2 o 084
2008-01-03 15:30:15 C 00 14 56.82 +60 44 24.0 o 084
2008-01-03 16:22:59 C 00 15 11.63 +60 45 08.8 o 084
2008-01-03 16:25:11 C 00 15 12.22 +60 45 10.6 o 084
2008-01-03 17:20:15 C 00 15 27.71 +60 45 56.5 o 084
2008-01-03 17:22:27 C 00 15 28.32 +60 45 58.3 o 084
2008-01-03 18:01:20 C 00 15 39.28 +60 46 30.3 o 084
2008-01-03 18:03:33 C 00 15 39.90 +60 46 32.2 o 084
2008-01-04 15:23:50 C 00 21 51.87 +61 04 03.2 o 084
2008-01-04 15:26:03 C 00 21 52.49 +61 04 05.0 o 084
2008-01-05 00:10:54 C 00 24 26.10 +61 10 43.3 o 084
2008-01-05 00:13:07 C 00 24 26.68 +61 10 44.8 o 084
2008-01-05 00:57:56 C 00 24 40.10 +61 11 18.3 o 084
2008-01-05 01:00:08 C 00 24 40.77 +61 11 20.0 o 084
2008-01-05 15:16:23 C 00 28 56.87 +61 22 23.1 o 084
2008-01-05 15:22:28 C 00 28 58.66 +61 22 27.7 o 084
2008-01-05 15:26:42 C 00 28 59.92 +61 22 30.8 o 084
2008-01-05 15:30:55 C 00 29 01.11 +61 22 33.8 o 084
2008-01-05 15:35:09 C 00 29 02.38 +61 22 36.9 o 084
2008-01-05 15:39:23 C 00 29 03.64 +61 22 40.1 o 084
2008-01-05 15:43:36 C 00 29 04.86 +61 22 43.2 o 084
2008-01-05 15:47:50 C 00 29 06.08 +61 22 46.2 o 084
2008-01-05 15:52:03 C 00 29 07.37 +61 22 49.4 o 084
2008-01-05 15:56:17 C 00 29 08.59 +61 22 52.5 o 084
2008-01-05 16:00:30 C 00 29 09.85 +61 22 55.7 o 084
2008-01-05 23:12:32 C 00 31 18.60 +61 28 04.2 c J93
2008-01-05 23:14:55 C 00 31 19.29 +61 28 05.8 c J93
2008-01-05 23:17:19 C 00 31 20.04 +61 28 07.4 c J93
2008-01-05 23:19:43 C 00 31 20.75 +61 28 09.0 c J93
2008-01-06 16:57:40 C 00 36 44.37 +61 40 34.9 o 084
2008-01-07 16:38:56 C 00 44 05.72 +61 55 56.0 o 084
2008-01-07 16:41:09 C 00 44 06.41 +61 55 57.4 o 084