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
2025-05-09 18:07:58 C 09 04 20.79 +21 55 31.9 X C40
2025-05-09 18:10:33 C 09 04 20.97 +21 55 30.2 X C40
2025-05-09 18:13:07 C 09 04 21.15 +21 55 28.6 X C40
2025-05-09 18:15:37 C 09 04 21.33 +21 55 26.8 X C40
2025-05-09 18:18:00 C 09 04 21.51 +21 55 25.3 X C40
2025-05-09 18:20:24 C 09 04 21.67 +21 55 23.7 X C40
2025-05-09 18:22:48 C 09 04 21.85 +21 55 22.0 X C40
2025-05-09 18:25:12 C 09 04 22.02 +21 55 20.6 X C40
2025-05-09 18:58:25 C 09 04 24.38 +21 54 58.8 X D04
2025-05-09 19:00:16 C 09 04 24.51 +21 54 58.0 X D04
2025-05-09 19:15:16 C 09 04 25.57 +21 54 47.6 X D04
2025-05-09 19:17:09 C 09 04 25.72 +21 54 46.7 X D04
2025-05-09 20:30:14 C 09 04 31.049 +21 53 58.02 Z C23
2025-05-09 21:19:08 C 09 04 34.555 +21 53 25.12 Z C23
2025-05-09 22:05:30 C 09 04 37.865 +21 52 54.44 Z C23
2025-05-10 05:01:50 C 09 05 07.861 +21 48 22.43 V 703
2025-05-10 05:05:05 C 09 05 08.138 +21 48 20.88 V 703
2025-05-10 05:08:21 C 09 05 08.300 +21 48 18.94 V 703
2025-05-10 05:11:36 C 09 05 08.603 +21 48 16.56 V 703
2025-05-10 06:10:47 C 09 05 12.917 +21 47 37.36 V T05
2025-05-10 06:15:30 C 09 05 13.250 +21 47 34.26 V T05
2025-05-10 06:23:45 C 09 05 13.843 +21 47 28.72 V T05
2025-05-10 06:39:10 C 09 05 14.933 +21 47 18.46 V T05
2025-05-11 05:03:49 C 09 06 51.541 +21 32 34.91 V 703
2025-05-11 05:07:07 C 09 06 51.800 +21 32 32.39 V 703
2025-05-11 05:10:26 C 09 06 52.031 +21 32 29.94 V 703
2025-05-11 05:13:45 C 09 06 52.254 +21 32 28.10 V 703
2025-05-11 06:39:33 C 09 06 58.560 +21 31 32.27 V T05
2025-05-11 06:44:46 C 09 06 58.942 +21 31 29.14 V T05
2025-05-11 06:53:54 C 09 06 59.570 +21 31 22.91 V T05
2025-05-11 07:08:22 C 09 07 00.600 +21 31 13.33 V T05
2025-05-12 00:45:05 C 09 08 16.502 +21 19 46.52 V W68
2025-05-12 00:55:49 C 09 08 17.263 +21 19 39.25 V W68
2025-05-12 01:01:06 C 09 08 17.635 +21 19 35.83 V W68
2025-05-12 01:20:11 C 09 08 18.974 +21 19 23.41 V W68
2025-05-12 06:04:27 C 09 08 39.415 +21 16 14.45 V T08
2025-05-12 06:09:03 C 09 08 39.742 +21 16 11.39 V T08
2025-05-12 06:18:31 C 09 08 40.409 +21 16 05.27 V T08
2025-05-12 06:35:19 C 09 08 41.580 +21 15 54.11 V T08
2025-05-12 20:24:24 C 09 09 40.978 +21 06 51.98 Z C23
2025-05-12 21:33:07 C 09 09 45.845 +21 06 07.34 Z C23
2025-05-12 22:15:36 C 09 09 48.876 +21 05 39.66 Z C23
2025-05-13 06:03:51 C 09 10 22.426 +21 00 38.84 V T08
2025-05-13 06:08:31 C 09 10 22.750 +21 00 35.71 V T08
2025-05-13 06:16:45 C 09 10 23.330 +21 00 30.53 V T08
2025-05-13 06:31:28 C 09 10 24.362 +21 00 20.70 V T08
2025-05-13 15:54:39 B 09 11 04.632 +20 54 15.73 W M73
2025-05-13 16:18:08 B 09 11 06.283 +20 54 00.43 W M73
2025-05-14 06:32:17 C 09 12 07.193 +20 44 48.98 V T05
2025-05-14 06:37:00 C 09 12 07.519 +20 44 45.64 V T05