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
2023-02-23 01:57:13 C 15 06 09.619 -29 10 21.79 V M22
2023-02-23 02:07:22 C 15 06 09.684 -29 10 25.28 V M22
2023-02-24 06:39:58 C 15 06 22.399 -29 19 35.87 V W68
2023-02-24 06:44:58 C 15 06 22.442 -29 19 37.52 V W68
2023-02-24 06:54:09 C 15 06 22.507 -29 19 40.33 V W68
2023-02-24 07:06:55 C 15 06 22.579 -29 19 44.44 V W68
2023-02-27 01:46:20 C 15 06 42.910 -29 40 53.00 V M22
2023-02-27 01:50:14 C 15 06 42.910 -29 40 54.66 V M22
2023-02-27 01:57:15 C 15 06 42.919 -29 40 56.57 V M22
2023-02-27 02:11:43 C 15 06 42.950 -29 41 01.28 V M22
2023-02-28 07:17:35 C 15 06 47.818 -29 50 06.61 V W68
2023-02-28 07:21:33 C 15 06 47.834 -29 50 07.76 V W68
2023-02-28 07:27:47 C 15 06 47.842 -29 50 09.74 V W68
2023-02-28 07:35:34 C 15 06 47.846 -29 50 12.41 V W68
2023-03-03 01:43:47 C 15 06 49.246 -30 10 31.66 V M22
2023-03-03 01:46:23 C 15 06 49.231 -30 10 32.52 V M22
2023-03-03 01:52:36 C 15 06 49.231 -30 10 34.28 V M22
2023-03-03 02:01:44 C 15 06 49.205 -30 10 37.34 V M22
2023-03-04 07:57:59 C 15 06 45.439 -30 19 39.68 V W68
2023-03-04 08:00:35 C 15 06 45.425 -30 19 40.44 V W68
2023-03-04 08:05:09 C 15 06 45.418 -30 19 41.88 V W68
2023-03-04 08:18:07 C 15 06 45.348 -30 19 45.70 V W68
2023-03-08 06:34:39 C 15 06 15.132 -30 47 29.26 V W68
2023-03-08 06:37:53 C 15 06 15.089 -30 47 30.41 V W68
2023-03-08 06:43:05 C 15 06 15.067 -30 47 31.60 V W68
2023-03-08 06:51:32 C 15 06 14.978 -30 47 34.19 V W68
2023-03-14 23:54:31 C 15 04 16.255 -31 31 56.28 V M22
2023-03-14 23:57:07 C 15 04 16.205 -31 31 56.68 V M22
2023-03-15 00:01:39 C 15 04 16.114 -31 31 58.22 V M22
2023-03-15 00:09:27 C 15 04 15.982 -31 32 00.31 V M22
2023-03-16 06:34:18 C 15 03 43.742 -31 39 53.24 V W68
2023-03-16 06:36:54 C 15 03 43.687 -31 39 54.00 V W68
2023-03-16 06:54:48 C 15 03 43.334 -31 39 58.54 V W68
2023-03-16 07:02:01 C 15 03 43.193 -31 40 00.52 V W68
2023-03-17 13:17:49 C 15 03 07.918 -31 47 43.48 U F52
2023-03-17 13:34:15 C 15 03 07.564 -31 47 47.66 U F52
2023-03-17 13:50:40 C 15 03 07.211 -31 47 51.69 U F52
2023-03-17 14:07:06 C 15 03 06.854 -31 47 55.88 U F52
2023-03-19 00:46:50 C 15 02 22.644 -31 56 25.04 V M22
2023-03-19 00:49:25 C 15 02 22.567 -31 56 25.66 V M22
2023-03-19 00:53:58 C 15 02 22.459 -31 56 26.77 V M22
2023-03-19 01:29:59 C 15 02 21.624 -31 56 35.38 V M22
2023-03-20 06:37:45 C 15 01 41.194 -32 03 34.09 V W68
2023-03-20 07:10:40 C 15 01 40.373 -32 03 41.87 V W68
2023-03-20 07:13:15 C 15 01 40.298 -32 03 42.55 V W68
2023-03-20 09:47:28 C 15 01 36.403 -32 04 18.77 V W68
2023-03-23 00:24:54 C 14 59 59.040 -32 18 36.14 V M22
2023-03-23 00:30:35 C 14 59 58.874 -32 18 37.37 V M22
2023-03-23 00:35:52 C 14 59 58.714 -32 18 38.74 V M22
2023-03-23 00:43:36 C 14 59 58.476 -32 18 40.10 V M22