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
2008-02-15 19:03:34 C 05 19 21.29 +53 58 50.2 o 084
2008-02-15 23:55:51 C 05 20 17.84 +53 53 00.7 o 084
2008-02-15 23:58:04 C 05 20 18.27 +53 52 58.0 o 084
2008-02-16 00:39:54 C 05 20 26.46 +53 52 07.7 o 084
2008-02-16 00:42:06 C 05 20 26.89 +53 52 05.0 o 084
2008-02-16 01:21:32 C 05 20 34.58 +53 51 17.8 o 084
2008-02-16 01:23:45 C 05 20 35.01 +53 51 15.1 o 084
2008-02-16 02:12:32 C 05 20 44.58 +53 50 16.6 o 084
2008-02-16 02:14:45 C 05 20 45.02 +53 50 13.9 o 084
2008-02-20 00:02:59 C 05 38 06.80 +51 58 52.4 o 084
2008-02-20 00:05:13 C 05 38 07.19 +51 58 49.7 o 084
2008-02-20 00:42:25 C 05 38 13.78 +51 58 04.5 o 084
2008-02-20 00:44:37 C 05 38 14.16 +51 58 02.0 o 084
2008-02-24 21:57:04 C 05 57 48.03 +49 38 32.4 c J93
2008-02-24 21:59:36 C 05 57 48.42 +49 38 29.2 c J93
2008-02-24 22:02:10 C 05 57 48.83 +49 38 26.1 c J93
2008-02-25 18:33:56 C 06 01 01.87 +49 14 06.5 o 084
2008-02-26 17:19:59 C 06 04 31.83 +48 47 13.6 o 084
2008-02-26 17:22:12 C 06 04 32.17 +48 47 11.1 o 084
2008-02-26 18:03:56 C 06 04 38.40 +48 46 22.1 o 084
2008-02-26 23:13:05 C 06 05 24.82 +48 40 17.2 c J93
2008-02-26 23:15:39 C 06 05 25.21 +48 40 14.3 c J93
2008-02-26 23:18:14 C 06 05 25.59 +48 40 11.4 c J93
2008-02-28 03:52:55 C 06 09 42.06 +48 06 43.2 14.8 c 704
2008-02-28 04:09:32 C 06 09 44.37 +48 06 23.8 15.0 c 704
2008-02-28 04:25:54 C 06 09 46.75 +48 06 03.7 14.6 c 704
2008-02-28 04:42:17 C 06 09 49.11 +48 05 45.1 14.4 c 704
2008-02-28 04:58:50 C 06 09 51.50 +48 05 25.2 14.3 c 704
2008-03-01 23:28:52 C 06 19 24.37 +46 48 05.1 r J30
2008-03-01 23:29:56 C 06 19 24.49 +46 48 04.4 r J30
2008-03-01 23:32:09 C 06 19 24.77 +46 48 00.7 r J30
2008-03-01 23:33:13 C 06 19 24.97 +46 47 59.1 r J30
2008-03-01 23:34:27 C 06 19 25.15 +46 47 58.2 r J30
2008-03-01 23:35:32 C 06 19 25.21 +46 47 56.5 r J30
2008-03-02 19:36:35 C 06 22 12.76 +46 24 58.4 c J40
2008-03-02 19:40:54 C 06 22 13.33 +46 24 53.3 c J40
2008-03-02 19:44:55 C 06 22 13.86 +46 24 48.7 c J40
2008-03-02 23:35:55 C 06 22 45.03 +46 20 18.7 r J30
2008-03-02 23:45:30 C 06 22 46.05 +46 20 09.9 r J30
2008-03-02 23:48:27 C 06 22 46.67 +46 20 07.8 r J30
2008-03-06 00:20:44 C 06 32 28.47 +44 57 43.3 r 084
2008-03-06 00:22:56 C 06 32 28.75 +44 57 40.7 r 084
2008-03-09 04:36:27 C 06 42 09.21 +43 33 18.6 r 703
2008-03-09 04:43:31 C 06 42 10.04 +43 33 10.8 r 703
2008-03-09 04:50:31 C 06 42 10.90 +43 33 02.9 r 703
2008-03-09 04:57:31 C 06 42 11.77 +43 32 55.3 r 703
2008-03-11 18:31:01 C 06 49 40.17 +42 26 11.4 r 084
2008-03-11 20:42:20 C 06 49 55.58 +42 23 49.7 r 084
2008-03-11 21:25:19 C 06 50 00.64 +42 23 03.3 r 084
2008-03-12 01:31:43 C 06 50 30.26 +42 18 44.1 r H51