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
2000-04-07 07:33:33 C 12 49 50.35 -15 41 39.1 15.6 c 704
2000-04-07 07:53:44 C 12 49 49.16 -15 41 35.9 15.8 c 704
2000-04-08 21:58:30 C 12 47 37.86 -15 36 11.8 610
2000-04-08 22:04:29 C 12 47 37.52 -15 36 10.8 610
2000-04-08 22:10:30 C 12 47 37.18 -15 36 09.7 610
2000-04-08 22:16:30 C 12 47 36.85 -15 36 08.7 610
2000-04-11 10:23:43 C 12 44 13.03 -15 27 04.9 16.7 c 608
2000-04-11 10:42:40 C 12 44 11.96 -15 27 02.0 16.6 c 608
2000-04-11 10:58:29 C 12 44 11.05 -15 26 59.4 16.5 c 608
2000-04-20 20:13:35 C 12 32 26.76 -14 49 41.8 610
2000-04-20 20:18:35 C 12 32 26.51 -14 49 40.9 610
2000-04-20 20:23:34 C 12 32 26.26 -14 49 40.1 610
2000-04-20 20:28:34 C 12 32 26.00 -14 49 39.2 610
2000-04-22 05:01:39 C 12 30 53.84 -14 44 02.6 i 649
2000-04-22 05:17:25 C 12 30 52.97 -14 44 01.3 i 649
2000-04-22 05:22:24 C 12 30 52.65 -14 44 00.5 i 649
2000-04-22 21:31:01 C 12 30 08.11 -14 41 15.3 610
2000-04-22 21:36:00 C 12 30 07.87 -14 41 14.3 610
2000-04-22 21:41:00 C 12 30 07.64 -14 41 13.3 610
2000-04-22 21:46:01 C 12 30 07.40 -14 41 12.3 610
2000-04-25 21:25:30 C 12 26 57.61 -14 28 58.6 610
2000-04-25 21:31:30 C 12 26 57.36 -14 28 57.6 610
2000-04-25 21:37:29 C 12 26 57.11 -14 28 56.6 610
2000-04-25 21:43:30 C 12 26 56.86 -14 28 55.6 610
2000-04-27 02:12:29 C 12 25 45.55 -14 24 03.6 z 808
2000-04-27 03:45:30 C 12 25 41.71 -14 23 48.3 z 808
2000-04-28 03:20:58 C 12 24 44.70 -14 19 56.4 15.9 c 704
2000-04-28 03:40:23 C 12 24 43.88 -14 19 52.6 16.0 c 704
2000-04-28 03:59:23 C 12 24 43.10 -14 19 49.5 15.9 c 704
2000-04-28 04:18:02 C 12 24 42.34 -14 19 46.5 16.1 c 704
2000-04-28 04:36:39 C 12 24 41.56 -14 19 43.8 16.6 c 704
2000-04-30 08:31:05 C 12 22 41.85 -14 11 12.7 15.6 c 608
2000-04-30 08:46:55 C 12 22 41.23 -14 11 10.2 16.0 c 608
2000-04-30 09:03:39 C 12 22 40.60 -14 11 07.4 15.8 c 608
2000-05-01 05:13:02 c 12 21 56.44 -14 07 54.8 c 699
2000-05-01 05:31:15 c 12 21 55.76 -14 07 51.9 c 699
2000-05-01 05:49:31 c 12 21 55.08 -14 07 48.8 c 699
2000-05-01 06:07:48 c 12 21 54.37 -14 07 46.2 c 699
2000-05-02 01:36:29 C 12 21 12.99 -14 04 37.1 z 808
2000-05-02 03:04:59 C 12 21 09.84 -14 04 23.5 z 808
2000-05-05 01:34:30 C 12 18 50.17 -13 53 34.2 z 808
2000-05-06 05:16:28 C 12 17 59.57 -13 49 40.5 16.4 c 704
2000-05-06 05:33:52 C 12 17 59.04 -13 49 38.1 17.5 c 704
2000-05-06 05:51:17 C 12 17 58.49 -13 49 35.1 17.3 c 704
2000-05-06 06:08:44 C 12 17 57.97 -13 49 32.2 17.4 c 704
2000-05-06 06:26:11 C 12 17 57.43 -13 49 29.5 17.5 c 704
2000-05-06 10:40:28 C 12 17 50.07 -13 48 49.3 m 428
2000-05-06 10:45:21 C 12 17 49.93 -13 48 48.7 m 428
2000-05-10 03:28:13 C 12 15 26.40 -13 36 51.2 16.2 c 704
2000-05-10 04:20:33 C 12 15 25.07 -13 36 44.7 17.6 c 704