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
2005-02-22 17:21:55 C 01 32 27.91 +26 00 01.6 o 084
2005-02-22 17:24:34 C 01 32 28.37 +26 00 04.6 o 084
2005-02-23 16:55:51 C 01 36 35.89 +26 25 35.1 o 084
2005-02-23 16:58:30 C 01 36 36.37 +26 25 38.1 o 084
2005-02-24 17:40:49 C 01 40 58.13 +26 51 58.0 o 084
2005-02-24 17:43:28 C 01 40 58.61 +26 52 00.9 o 084
2005-02-27 17:44:26 C 01 53 52.56 +28 05 59.3 o 084
2005-02-27 17:47:03 C 01 53 53.03 +28 06 01.9 o 084
2005-03-01 17:01:33 C 02 02 29.12 +28 52 09.5 o 084
2005-03-02 19:04:00 C 02 07 16.27 +29 16 43.2 o 084
2005-03-02 19:06:39 C 02 07 16.76 +29 16 45.6 o 084
2005-03-03 17:54:25 C 02 11 29.70 +29 37 46.0 o 084
2005-03-03 17:57:03 C 02 11 30.18 +29 37 48.4 o 084
2005-03-04 02:27:41 C 02 13 04.86 +29 45 33.7 r 703
2005-03-04 02:36:15 C 02 13 06.44 +29 45 41.5 r 703
2005-03-04 02:44:55 C 02 13 08.04 +29 45 49.1 r 703
2005-03-04 02:53:32 C 02 13 09.64 +29 45 56.8 r 703
2005-03-04 19:21:59 C 02 16 13.81 +30 00 37.6 o 084
2005-03-04 19:24:37 C 02 16 14.30 +30 00 40.1 o 084
2005-03-09 17:16:05 C 02 38 30.96 +31 38 15.5 o 084
2005-03-09 17:18:44 C 02 38 31.48 +31 38 16.9 o 084
2005-03-09 18:38:30 C 02 38 46.72 +31 39 17.7 o 084
2005-03-09 18:41:08 C 02 38 47.25 +31 39 19.7 o 084
2005-03-10 19:40:32 C 02 43 34.72 +31 58 08.8 o 084
2005-03-10 19:43:11 C 02 43 35.22 +31 58 10.7 o 084
2005-03-11 02:47:36 C 02 44 56.73 +32 03 26.5 r 703
2005-03-11 02:51:31 C 02 44 57.47 +32 03 29.3 r 703
2005-03-11 02:55:25 C 02 44 58.26 +32 03 32.1 r 703
2005-03-11 02:59:20 C 02 44 58.97 +32 03 34.9 r 703
2005-03-14 18:22:25 C 03 01 54.66 +33 03 25.7 o 084
2005-03-14 18:25:04 C 03 01 55.13 +33 03 27.3 o 084
2005-03-15 19:21:26 C 03 06 47.16 +33 19 00.5 o 084
2005-03-15 19:24:05 C 03 06 47.69 +33 19 01.9 o 084
2005-03-16 18:24:36 C 03 11 17.76 +33 32 46.5 o 084
2005-03-16 18:27:14 C 03 11 18.29 +33 32 48.2 o 084
2005-03-20 19:30:33 C 03 30 23.05 +34 24 10.0 o 084
2005-03-20 19:33:12 C 03 30 23.56 +34 24 11.5 o 084
2005-03-21 17:44:26 C 03 34 46.04 +34 34 26.2 o 084
2005-03-21 17:47:04 C 03 34 46.56 +34 34 27.6 o 084
2005-03-21 19:12:06 C 03 35 03.29 +34 35 07.0 r A30
2005-03-21 19:14:23 C 03 35 03.75 +34 35 08.0 r A30
2005-03-21 19:15:15 C 03 35 03.93 +34 35 08.5 r A30
2005-03-21 19:16:06 C 03 35 04.10 +34 35 08.9 r A30
2005-03-21 19:16:57 C 03 35 04.27 +34 35 09.3 r A30
2005-03-22 18:38:37 C 03 39 40.89 +34 45 16.0 o 084
2005-03-22 18:41:15 C 03 39 41.41 +34 45 16.8 o 084
2005-03-28 19:34:29 C 04 08 14.60 +35 34 18.8 o 084
2005-03-28 19:37:07 C 04 08 15.14 +35 34 19.5 o 084
2005-03-29 19:52:46 C 04 13 00.75 +35 40 14.1 o 084
2005-03-29 19:55:24 C 04 13 01.28 +35 40 14.7 o 084