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
2024-07-06 07:59:30 C 23 38 18.514 -26 46 06.96 V W68
2024-07-07 07:28:00 C 23 39 29.515 -26 43 10.20 V W68
2024-07-07 07:34:49 C 23 39 29.844 -26 43 09.41 V W68
2024-07-07 07:39:22 C 23 39 30.060 -26 43 09.08 V W68
2024-07-07 07:47:49 C 23 39 30.468 -26 43 07.90 V W68
2024-07-14 07:06:22 C 23 47 20.928 -26 22 52.00 V W68
2024-07-14 07:08:58 C 23 47 21.034 -26 22 51.67 V W68
2024-07-14 07:13:32 C 23 47 21.221 -26 22 51.31 V W68
2024-07-14 07:21:19 C 23 47 21.540 -26 22 50.45 V W68
2024-07-15 06:48:41 C 23 48 22.243 -26 20 03.70 V W68
2024-07-15 06:51:17 C 23 48 22.337 -26 20 03.34 V W68
2024-07-15 06:57:46 C 23 48 22.603 -26 20 02.72 V W68
2024-07-15 07:05:21 C 23 48 22.903 -26 20 01.86 V W68
2024-07-18 06:28:15 C 23 51 18.607 -26 11 36.96 V W68
2024-07-18 06:30:52 C 23 51 18.706 -26 11 36.56 V W68
2024-07-18 06:36:05 C 23 51 18.898 -26 11 36.13 V W68
2024-07-18 06:43:56 C 23 51 19.188 -26 11 35.20 V W68
2024-07-19 06:06:33 C 23 52 13.759 -26 08 49.45 V W68
2024-07-19 06:09:10 C 23 52 13.858 -26 08 49.02 V W68
2024-07-19 06:13:43 C 23 52 14.021 -26 08 48.66 V W68
2024-07-19 06:21:36 C 23 52 14.292 -26 08 47.76 V W68
2024-07-22 06:58:06 C 23 54 53.222 -26 00 08.89 V W68
2024-07-22 07:00:51 C 23 54 53.309 -26 00 08.57 V W68
2024-07-22 07:05:31 C 23 54 53.450 -26 00 08.06 V W68
2024-07-22 07:12:51 C 23 54 53.686 -26 00 07.27 V W68
2024-07-26 04:06:19 B 23 57 53.04 -25 48 43.2 Z X86
2024-07-26 04:13:23 B 23 57 53.24 -25 48 42.3 Z X86
2024-07-26 04:20:32 B 23 57 53.43 -25 48 41.5 Z X86
2024-07-26 06:47:02 C 23 57 57.540 -25 48 22.25 V W68
2024-07-26 06:49:41 C 23 57 57.612 -25 48 21.92 V W68
2024-07-26 07:15:53 C 23 57 58.301 -25 48 18.68 V W68
2024-07-26 07:20:02 C 23 57 58.411 -25 48 18.29 V W68
2024-07-27 07:02:54 C 23 58 39.137 -25 45 17.03 V W68
2024-07-27 07:05:30 C 23 58 39.199 -25 45 16.74 V W68
2024-07-27 07:12:23 C 23 58 39.370 -25 45 15.91 V W68
2024-07-27 07:20:15 C 23 58 39.566 -25 45 14.90 V W68
2024-08-01 00:34:21 C 00 01 24.010 -25 29 56.47 V M22
2024-08-01 00:38:58 C 00 01 24.084 -25 29 55.86 V M22
2024-08-01 00:43:34 C 00 01 24.168 -25 29 55.25 V M22
2024-08-01 00:50:50 C 00 01 24.295 -25 29 54.28 V M22
2024-08-02 00:35:27 C 00 01 52.070 -25 26 26.59 V M22
2024-08-02 00:40:19 C 00 01 52.142 -25 26 25.87 V M22
2024-08-02 00:42:57 C 00 01 52.183 -25 26 25.55 V M22
2024-08-02 00:44:56 C 00 01 52.214 -25 26 25.22 V M22
2024-08-02 00:45:35 C 00 01 52.222 -25 26 25.15 V M22
2024-08-02 00:50:11 C 00 01 52.294 -25 26 24.50 V M22
2024-08-02 00:55:33 C 00 01 52.378 -25 26 23.75 V M22
2024-08-02 01:04:25 C 00 01 52.512 -25 26 22.42 V M22
2024-08-05 23:15:32 C 00 03 17.592 -25 11 23.21 V M22
2024-08-05 23:52:11 C 00 03 17.887 -25 11 17.30 V M22