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
2024-09-04 14:25:51 v 1 139.13620 +35.33846 270
2024-09-05 05:30:53 V 23 43 45.51 -19 53 10.2 V 270
2024-09-05 05:30:53 v 1 242.98608 +33.20764 270
2024-09-05 05:43:35 V 23 43 44.53 -19 52 58.8 V 270
2024-09-05 05:43:35 v 1 242.98608 +33.20764 270
2024-09-05 05:56:18 V 23 43 43.54 -19 52 47.1 V 270
2024-09-05 05:56:18 v 1 242.98608 +33.20764 270
2024-09-05 06:08:48 V 23 43 42.56 -19 52 35.5 V 270
2024-09-05 06:08:48 v 1 242.98608 +33.20764 270
2024-09-05 07:57:55 V 23 43 33.15 -19 50 56.6 V 270
2024-09-05 07:57:55 v 1 280.35487 +40.67902 270
2024-09-05 08:10:01 V 23 43 32.21 -19 50 45.3 V 270
2024-09-05 08:10:01 v 1 280.35487 +40.67902 270
2024-09-05 08:23:55 V 23 43 30.97 -19 50 33.3 V 270
2024-09-05 08:23:55 v 1 280.35487 +40.67902 270
2024-09-05 08:35:49 V 23 43 30.18 -19 50 20.8 V 270
2024-09-05 08:35:49 v 1 280.35487 +40.67902 270
2024-09-05 11:32:49 B 23 43 18.78 -19 47 09.6 q Q73
2024-09-05 11:38:09 B 23 43 18.37 -19 47 04.7 q Q73
2024-09-05 11:43:35 B 23 43 17.94 -19 46 59.6 q Q73
2024-09-05 22:35:31 C 23 42 28.550 -19 36 39.31 V M22
2024-09-05 22:37:29 C 23 42 28.382 -19 36 37.37 V M22
2024-09-05 22:38:08 C 23 42 28.334 -19 36 36.79 V M22
2024-09-05 22:40:06 C 23 42 28.174 -19 36 34.78 V M22
2024-09-05 22:42:04 C 23 42 28.013 -19 36 33.01 V M22
2024-09-05 22:44:04 C 23 42 27.852 -19 36 31.00 V M22
2024-09-05 22:49:56 C 23 42 27.374 -19 36 25.49 V M22
2024-09-05 22:51:55 C 23 42 27.209 -19 36 23.47 V M22
2024-09-06 23:31:21 C 23 40 32.746 -19 11 50.42 V M22
2024-09-06 23:36:01 C 23 40 32.340 -19 11 45.67 V M22
2024-09-07 01:07:20 C 23 40 24.576 -19 10 11.03 V M22
2024-09-08 02:26:39 B 23 38 23.47 -18 43 35.9 Z X33
2024-09-08 02:29:11 B 23 38 23.25 -18 43 33.7 Z X33
2024-09-08 02:31:44 B 23 38 23.05 -18 43 31.6 Z X33
2024-09-08 08:15:07 V 23 37 54.86 -18 36 55.9 V 270
2024-09-08 08:15:07 v 1 175.46568 -37.91845 270
2024-09-08 08:27:21 V 23 37 53.99 -18 36 42.5 V 270
2024-09-08 08:27:21 v 1 175.46568 -37.91845 270
2024-09-08 08:37:31 V 23 37 53.02 -18 36 32.1 V 270
2024-09-08 08:37:31 v 1 175.46568 -37.91845 270
2024-09-08 08:51:38 V 23 37 51.59 -18 36 14.7 V 270
2024-09-08 08:51:38 v 1 175.46568 -37.91845 270
2024-09-08 16:28:25 V 23 37 11.94 -18 28 18.4 V 270
2024-09-08 16:28:25 v 1 130.58528 +31.92456 270
2024-09-08 16:35:17 V 23 37 11.39 -18 28 11.8 V 270
2024-09-08 16:35:17 v 1 130.58528 +31.92456 270
2024-09-08 16:41:14 V 23 37 10.86 -18 28 05.1 V 270
2024-09-08 16:41:14 v 1 130.58528 +31.92456 270
2024-09-08 16:47:24 V 23 37 10.30 -18 27 58.2 V 270
2024-09-08 16:47:24 v 1 130.58528 +31.92456 270