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
2007-11-04 17:29:02 C 21 28 48.95 +21 52 30.7 r 130
2007-11-04 20:54:43 C 21 28 48.80 +21 59 38.8 r 084
2007-11-04 20:56:55 C 21 28 48.81 +21 59 43.5 r 084
2007-11-05 16:54:07 C 21 28 56.85 +22 42 02.7 r 084
2007-11-05 20:51:29 C 21 28 57.82 +22 50 20.1 r 084
2007-11-05 20:58:34 C 21 28 57.86 +22 50 35.0 r 084
2007-11-05 21:00:46 C 21 28 57.88 +22 50 39.5 r 084
2007-11-06 17:39:22 C 21 29 09.68 +23 34 03.3 r 084
2007-11-06 17:41:35 C 21 29 09.69 +23 34 07.9 r 084
2007-11-06 17:50:52 C 21 29 09.76 +23 34 27.1 r 084
2007-11-08 22:52:46 C 21 29 52.08 +25 24 19.0 c J93
2007-11-08 22:55:11 C 21 29 52.12 +25 24 24.1 c J93
2007-11-10 05:20:22 C 21 30 25.71 +26 26 36.8 m H07
2007-11-10 05:22:03 C 21 30 25.74 +26 26 39.8 m H07
2007-11-10 05:34:47 C 21 30 25.99 +26 27 05.4 m H07
2007-11-10 05:36:12 C 21 30 25.99 +26 27 08.3 m H07
2007-11-10 05:48:41 C 21 30 26.24 +26 27 32.7 m H07
2007-11-10 05:50:06 C 21 30 26.23 +26 27 35.6 m H07
2007-11-10 06:02:50 C 21 30 26.47 +26 28 01.2 m H07
2007-11-10 06:04:14 C 21 30 26.46 +26 28 03.8 m H07
2007-11-10 23:46:52 C 21 30 51.04 +27 04 02.0 o H68
2007-11-10 23:48:08 C 21 30 51.06 +27 04 04.5 o H68
2007-11-11 00:13:13 C 21 30 51.44 +27 04 55.1 o H68
2007-11-11 00:20:13 C 21 30 51.55 +27 05 09.2 o H68
2007-11-11 00:22:07 C 21 30 51.57 +27 05 12.9 o H68
2007-11-11 00:29:49 C 21 30 51.69 +27 05 28.3 o H68
2007-11-11 00:36:58 C 21 30 51.80 +27 05 42.7 o H68
2007-11-11 00:37:36 C 21 30 51.81 +27 05 44.0 o H68
2007-11-11 00:38:14 C 21 30 51.82 +27 05 45.2 o H68
2007-11-11 00:38:52 C 21 30 51.83 +27 05 46.5 o H68
2007-11-11 19:10:59 C 21 31 18.48 +27 42 58.6 r J40
2007-11-11 19:15:21 C 21 31 18.55 +27 43 07.2 r J40
2007-11-11 19:21:52 C 21 31 18.66 +27 43 20.3 r J40
2007-11-12 15:39:49 C 21 31 51.13 +28 23 41.7 r 084
2007-11-12 15:42:02 C 21 31 51.17 +28 23 45.7 r 084
2007-11-13 22:42:56 C 21 32 44.47 +29 25 06.3 c J93
2007-11-13 22:45:21 C 21 32 44.55 +29 25 10.7 c J93
2007-11-13 22:47:45 C 21 32 44.62 +29 25 15.5 c J93
2007-11-14 21:30:50 C 21 33 29.24 +30 09 49.7 c J93
2007-11-14 21:32:15 C 21 33 29.28 +30 09 52.4 c J93
2007-11-14 21:33:39 C 21 33 29.32 +30 09 55.3 c J93
2007-11-16 19:36:33 C 21 35 10.90 +31 39 05.6 r 084
2007-11-16 19:38:46 C 21 35 10.99 +31 39 09.9 r 084
2007-11-17 16:53:06 C 21 36 03.54 +32 19 55.0 r 084
2007-11-17 16:55:18 C 21 36 03.63 +32 19 59.0 r 084
2007-11-17 19:15:00 C 21 36 09.21 +32 24 33.0 r A06
2007-11-17 19:19:08 C 21 36 09.36 +32 24 40.9 r A06
2007-11-17 19:23:16 C 21 36 09.51 +32 24 48.7 r A06
2007-11-17 21:23:16 C 21 36 14.24 +32 28 24.6 r 084
2007-11-17 21:25:28 C 21 36 14.33 +32 28 28.7 r 084