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
2025-05-24 19:04:21 C 09 29 53.48 +18 05 47.1 X C40
2025-05-24 19:06:34 C 09 29 53.64 +18 05 45.9 X C40
2025-05-24 19:08:46 C 09 29 53.81 +18 05 44.2 X C40
2025-05-24 19:10:59 C 09 29 53.93 +18 05 42.9 X C40
2025-05-24 19:13:05 C 09 29 54.08 +18 05 42.0 X C40
2025-05-24 19:15:07 C 09 29 54.20 +18 05 40.3 X C40
2025-05-24 19:17:09 C 09 29 54.36 +18 05 39.0 X C40
2025-05-24 19:19:11 C 09 29 54.51 +18 05 37.8 X C40
2025-05-25 18:24:34 C 09 31 30.73 +17 51 26.1 X C40
2025-05-25 18:26:47 C 09 31 30.91 +17 51 25.5 X C40
2025-05-25 18:29:00 C 09 31 31.09 +17 51 24.4 X C40
2025-05-25 18:31:13 C 09 31 31.22 +17 51 22.8 X C40
2025-05-25 18:33:26 C 09 31 31.33 +17 51 21.2 X C40
2025-05-25 18:35:38 C 09 31 31.47 +17 51 19.8 X C40
2025-05-25 18:37:50 C 09 31 31.62 +17 51 18.7 X C40
2025-05-25 18:40:03 C 09 31 31.87 +17 51 17.3 X C40
2025-05-25 18:42:10 C 09 31 31.99 +17 51 16.2 X C40
2025-05-25 18:44:11 C 09 31 32.11 +17 51 14.8 X C40
2025-05-25 18:46:12 C 09 31 32.27 +17 51 13.2 X C40
2025-05-25 18:48:14 C 09 31 32.37 +17 51 12.1 X C40
2025-05-26 04:30:30 C 09 32 12.768 +17 45 15.95 V 703
2025-05-26 04:33:50 C 09 32 12.991 +17 45 13.97 V 703
2025-05-26 04:37:10 C 09 32 13.218 +17 45 11.88 V 703
2025-05-26 04:40:30 C 09 32 13.438 +17 45 09.97 V 703
2025-05-26 06:04:59 C 09 32 19.373 +17 44 19.50 V T05
2025-05-26 06:09:36 C 09 32 19.692 +17 44 16.51 V T05
2025-05-26 06:17:30 C 09 32 20.218 +17 44 11.58 V T05
2025-05-26 06:34:06 C 09 32 21.362 +17 44 01.61 V T05
2025-05-27 04:12:21 C 09 33 51.293 +17 30 47.05 V 703
2025-05-27 04:15:40 C 09 33 51.502 +17 30 45.11 V 703
2025-05-27 04:19:00 C 09 33 51.750 +17 30 43.16 V 703
2025-05-27 04:22:20 C 09 33 51.944 +17 30 40.64 V 703
2025-05-27 05:58:55 C 09 33 58.704 +17 29 43.08 V T05
2025-05-27 06:03:30 C 09 33 59.006 +17 29 40.20 V T05
2025-05-27 06:14:02 C 09 33 59.726 +17 29 33.83 V T05
2025-05-27 06:31:21 C 09 34 00.917 +17 29 23.06 V T05
2025-05-30 21:34:09 C 09 40 00.962 +16 36 35.35 Z C23
2025-05-30 21:54:18 C 09 40 02.393 +16 36 23.08 Z C23
2025-05-31 17:52:05 C 09 41 24.60 +16 24 23.3 X C40
2025-05-31 17:54:17 C 09 41 24.76 +16 24 22.0 X C40
2025-05-31 17:56:29 C 09 41 24.91 +16 24 21.1 X C40
2025-05-31 17:58:42 C 09 41 25.04 +16 24 19.2 X C40
2025-05-31 18:03:08 C 09 41 25.35 +16 24 16.6 X C40
2025-05-31 18:05:20 C 09 41 25.51 +16 24 15.4 X C40
2025-05-31 18:07:32 C 09 41 25.65 +16 24 14.1 X C40
2025-05-31 18:09:40 C 09 41 25.80 +16 24 12.9 X C40
2025-05-31 18:11:42 C 09 41 25.95 +16 24 11.6 X C40
2025-05-31 18:13:44 C 09 41 26.08 +16 24 10.3 X C40
2025-05-31 18:15:46 C 09 41 26.21 +16 24 09.0 X C40
2025-06-03 06:07:25 C 09 45 31.913 +15 48 22.64 V T05