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
2005-03-30 18:51:06 C 04 17 30.58 +35 45 14.1 o 084
2005-03-30 18:53:44 C 04 17 31.11 +35 45 14.6 o 084
2005-03-31 19:25:05 C 04 22 18.55 +35 49 56.8 o 084
2005-03-31 19:27:43 C 04 22 19.04 +35 49 57.2 o 084
2005-04-03 19:11:35 C 04 36 14.75 +35 59 59.9 o 084
2005-04-03 19:14:13 C 04 36 15.24 +36 00 00.3 o 084
2005-04-04 18:52:43 C 04 40 48.83 +36 02 08.1 o 084
2005-04-04 18:55:21 C 04 40 49.30 +36 02 08.1 o 084
2005-04-24 21:57:42 C 06 08 31.12 +34 53 53.3 o A32
2005-04-24 21:59:19 C 06 08 31.42 +34 53 53.0 o A32
2005-04-24 22:00:58 C 06 08 31.69 +34 53 52.5 o A32
2005-04-24 22:02:34 C 06 08 31.97 +34 53 52.0 o A32
2005-04-24 22:04:12 C 06 08 32.22 +34 53 51.5 o A32
2006-01-09 12:45:05 C 14 35 02.90 -22 29 36.7 r 703
2006-01-09 12:49:46 C 14 35 03.12 -22 29 38.9 r 703
2006-01-09 12:54:31 C 14 35 03.33 -22 29 40.5 r 703
2006-01-09 12:59:12 C 14 35 03.51 -22 29 42.5 r 703
2006-02-01 17:40:17 C 14 54 41.72 -25 57 51.2 r E12
2006-02-01 17:54:05 C 14 54 42.08 -25 57 55.8 r E12
2006-02-01 18:08:21 C 14 54 42.55 -25 58 00.9 r E12
2006-02-01 18:21:57 C 14 54 42.84 -25 58 05.7 r E12
2006-03-12 07:57:50 C 15 02 15.17 -30 54 47.8 o 808
2006-03-12 08:10:30 C 15 02 14.93 -30 54 51.1 o 808
2006-03-12 08:24:30 C 15 02 14.75 -30 54 54.8 o 808
2006-03-12 17:02:55 C 15 02 07.04 -30 57 13.1 r E12
2006-03-12 17:14:53 C 15 02 06.82 -30 57 16.3 r E12
2006-03-12 17:25:47 C 15 02 06.68 -30 57 19.2 r E12
2006-03-12 17:36:22 C 15 02 06.50 -30 57 21.8 r E12
2006-03-26 15:55:09 C 14 53 52.98 -32 14 22.6 r E12
2006-03-26 16:11:28 C 14 53 52.40 -32 14 25.8 r E12
2006-03-26 16:41:57 C 14 53 51.36 -32 14 31.6 r E12
2006-04-06 14:16:29 C 14 43 11.74 -32 52 58.9 r E12
2006-04-06 14:27:55 C 14 43 11.13 -32 52 58.7 r E12
2006-04-06 14:39:18 C 14 43 10.59 -32 53 00.0 r E12
2006-04-06 14:50:45 C 14 43 10.02 -32 53 01.0 r E12
2006-04-09 05:26:30 C 14 40 08.62 -32 58 37.3 o 808
2006-04-09 05:36:29 C 14 40 08.12 -32 58 38.1 o 808
2006-04-09 05:48:00 C 14 40 07.56 -32 58 39.0 o 808
2006-04-09 06:01:29 C 14 40 06.84 -32 58 40.0 o 808
2006-04-20 15:42:52 C 14 25 21.46 -33 04 40.4 r E12
2006-04-20 15:56:37 C 14 25 20.64 -33 04 40.0 r E12
2006-04-20 16:10:20 C 14 25 19.81 -33 04 39.5 r E12
2006-04-20 16:24:04 C 14 25 19.02 -33 04 38.8 r E12
2006-05-04 15:39:55 C 14 05 55.75 -32 30 20.9 r E12
2006-05-04 15:54:57 C 14 05 54.88 -32 30 18.2 r E12
2006-05-04 16:09:58 C 14 05 54.02 -32 30 15.9 r E12
2006-05-04 16:25:00 C 14 05 53.16 -32 30 13.2 r E12
2006-05-17 13:30:50 C 13 49 45.33 -31 26 46.2 r E12
2006-05-17 13:44:25 C 13 49 44.65 -31 26 43.2 r E12
2006-05-17 13:57:58 C 13 49 43.96 -31 26 40.2 r E12