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
2007-10-15 19:37:29 C 21 41 24.24 +03 35 44.5 r A97
2007-10-15 19:38:50 C 21 41 24.16 +03 35 48.1 r A97
2007-10-17 19:30:12 C 21 38 45.34 +05 30 50.5 c J93
2007-10-17 19:32:31 C 21 38 45.19 +05 30 55.8 c J93
2007-10-17 19:34:48 C 21 38 45.04 +05 31 01.4 c J93
2007-10-18 17:48:46 C 21 37 37.56 +06 24 15.4 r 084
2007-10-18 19:41:01 C 21 37 31.61 +06 28 43.2 r 084
2007-10-18 19:43:14 C 21 37 31.49 +06 28 49.2 r 084
2007-10-19 03:28:17 C 21 37 09.51 +06 47 32.2 r 703
2007-10-19 03:39:16 C 21 37 08.90 +06 47 58.4 r 703
2007-10-19 03:50:15 C 21 37 08.32 +06 48 24.5 r 703
2007-10-19 04:01:13 C 21 37 07.71 +06 48 50.8 r 703
2007-10-20 03:26:15 C 21 36 03.42 +07 44 44.4 14.6 c 704
2007-10-20 03:42:55 C 21 36 02.52 +07 45 23.9 14.9 c 704
2007-10-20 03:59:31 C 21 36 01.59 +07 46 03.6 15.0 c 704
2007-10-20 04:32:55 C 21 35 59.92 +07 47 22.4 15.4 c 704
2007-10-20 16:53:11 C 21 35 28.90 +08 16 32.3 r 084
2007-10-20 19:31:09 C 21 35 21.57 +08 22 47.9 r 084
2007-10-20 19:38:18 C 21 35 21.22 +08 23 04.7 r 084
2007-10-21 18:58:01 C 21 34 24.91 +09 18 21.1 r 084
2007-10-21 19:48:05 C 21 34 22.78 +09 20 19.2 r 084
2007-10-21 20:28:20 C 21 34 21.08 +09 21 54.0 r 084
2007-10-24 01:46:25 C 21 32 30.51 +11 27 19.8 15.4 c 704
2007-10-24 02:03:03 C 21 32 29.89 +11 27 58.7 15.4 c 704
2007-10-24 02:19:43 C 21 32 29.24 +11 28 37.1 15.5 c 704
2007-10-24 02:36:24 C 21 32 28.59 +11 29 16.7 15.4 c 704
2007-10-24 02:53:06 C 21 32 27.96 +11 29 55.4 15.3 c 704
2007-10-30 16:34:26 C 21 29 11.44 +17 29 19.2 r 084
2007-10-30 16:36:40 C 21 29 11.40 +17 29 23.9 r 084
2007-11-01 20:51:16 C 21 28 47.25 +19 24 33.4 c B23
2007-11-01 20:53:02 C 21 28 47.23 +19 24 37.3 c B23
2007-11-01 20:54:48 C 21 28 47.21 +19 24 41.1 c B23
2007-11-01 20:56:35 C 21 28 47.19 +19 24 44.9 c B23
2007-11-01 20:58:20 C 21 28 47.15 +19 24 48.9 c B23
2007-11-02 19:49:20 C 21 28 43.52 +20 14 27.7 o A92
2007-11-02 20:07:03 C 21 28 43.41 +20 15 05.8 o A92
2007-11-02 20:08:50 C 21 28 44.00 +20 15 08.9 c J93
2007-11-02 20:11:13 C 21 28 44.01 +20 15 14.1 c J93
2007-11-02 20:13:37 C 21 28 44.02 +20 15 19.2 c J93
2007-11-02 20:21:27 C 21 28 43.32 +20 15 36.6 o A92
2007-11-03 17:23:35 C 21 28 44.75 +21 00 59.2 a 233
2007-11-03 17:28:59 C 21 28 44.72 +21 01 10.7 a 233
2007-11-03 17:33:50 C 21 28 44.70 +21 01 21.1 a 233
2007-11-03 20:07:22 C 21 28 43.99 +21 06 51.5 r A81
2007-11-03 20:12:50 C 21 28 43.97 +21 07 03.2 r A81
2007-11-03 20:21:12 C 21 28 43.95 +21 07 20.9 r A81
2007-11-03 20:24:38 C 21 28 43.93 +21 07 28.1 r A81
2007-11-04 17:24:47 C 21 28 48.95 +21 52 21.6 r 130
2007-11-04 17:25:41 C 21 28 48.95 +21 52 23.5 r 130
2007-11-04 17:28:07 C 21 28 48.94 +21 52 28.8 r 130