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
2023-07-14 00:59:49 C 13 34 22.013 -27 33 10.12 V W68
2023-07-14 01:09:17 C 13 34 22.159 -27 33 09.68 V W68
2023-07-14 01:41:02 C 13 34 22.716 -27 33 07.52 V W68
2023-07-17 00:08:29 C 13 35 44.208 -27 29 09.46 V W68
2023-07-17 00:13:12 C 13 35 44.290 -27 29 09.64 V W68
2023-07-17 00:22:31 C 13 35 44.465 -27 29 08.95 V W68
2023-07-17 00:37:44 C 13 35 44.796 -27 29 08.41 V W68
2023-07-21 19:56:39 C 13 38 20.782 -27 25 01.92 V M22
2023-07-21 20:01:29 C 13 38 20.921 -27 25 01.60 V M22
2023-07-21 20:09:04 C 13 38 21.101 -27 25 01.56 V M22
2023-07-21 20:23:54 C 13 38 21.454 -27 25 01.24 V M22
2023-07-23 00:01:16 C 13 39 02.933 -27 24 29.09 V W68
2023-07-23 00:06:36 C 13 39 03.072 -27 24 28.76 V W68
2023-07-23 00:20:42 C 13 39 03.418 -27 24 28.62 V W68
2023-07-23 00:40:38 C 13 39 03.922 -27 24 27.94 V W68
2023-07-24 18:58:58 C 13 40 10.234 -27 23 56.98 V M22
2023-07-24 19:04:06 C 13 40 10.332 -27 23 57.08 V M22
2023-07-24 19:11:44 C 13 40 10.567 -27 23 57.08 V M22
2023-07-24 19:26:03 C 13 40 10.937 -27 23 56.80 V M22
2023-07-29 00:23:32 C 13 43 03.12 -27 24 14.3 o W92
2023-07-29 00:33:59 C 13 43 03.45 -27 24 14.8 o W92
2023-07-29 00:57:49 C 13 43 03.967 -27 24 13.68 V W68
2023-07-29 01:17:14 C 13 43 04.570 -27 24 13.57 V W68
2023-07-29 01:25:08 C 13 43 04.754 -27 24 14.08 V W68
2023-07-29 01:32:26 C 13 43 05.004 -27 24 13.90 V W68
2023-08-02 19:10:18 C 13 46 40.392 -27 26 57.77 V M22
2023-08-02 19:14:52 C 13 46 40.507 -27 26 57.55 V M22
2023-08-02 19:24:19 C 13 46 40.826 -27 26 58.09 V M22
2023-08-02 19:38:42 C 13 46 41.290 -27 26 58.96 V M22
2023-08-04 00:28:49 C 13 47 39.499 -27 28 03.61 V W68
2023-08-04 00:38:19 C 13 47 39.809 -27 28 04.44 V W68
2023-08-04 00:43:05 C 13 47 39.958 -27 28 04.19 V W68
2023-08-04 00:57:17 C 13 47 40.426 -27 28 04.84 V W68
2023-08-05 18:24:40 C 13 49 06.430 -27 29 53.99 V M22
2023-08-05 18:29:30 C 13 49 06.602 -27 29 54.24 V M22
2023-08-05 18:39:52 C 13 49 06.950 -27 29 54.85 V M22
2023-08-05 18:54:31 C 13 49 07.469 -27 29 55.46 V M22
2023-08-11 18:08:36 C 13 54 25.471 -27 38 30.30 V M22
2023-08-11 18:13:59 C 13 54 25.668 -27 38 30.41 V M22
2023-08-11 18:23:29 C 13 54 26.052 -27 38 31.24 V M22
2023-08-11 18:39:16 C 13 54 26.647 -27 38 32.39 V M22
2023-08-13 23:55:12 C 13 56 32.868 -27 42 35.78 V W68
2023-08-13 23:59:51 C 13 56 33.089 -27 42 36.40 V W68
2023-08-14 00:08:32 C 13 56 33.410 -27 42 36.94 V W68
2023-08-14 00:39:49 C 13 56 34.615 -27 42 39.28 V W68
2023-08-18 23:36:06 C 14 01 31.315 -27 53 18.10 V W68
2023-08-18 23:40:46 C 14 01 31.538 -27 53 18.74 V W68
2023-08-18 23:49:03 C 14 01 31.853 -27 53 19.86 V W68
2023-08-19 00:06:39 C 14 01 32.604 -27 53 21.41 V W68
2023-08-20 18:32:11 C 14 03 23.119 -27 57 39.38 V M22