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
2025-02-04 09:44:06 C 05 07 41.242 +60 43 55.99 V T08
2025-02-04 16:37:52 C 05 09 13.18 +60 34 13.0 X G02
2025-02-04 16:42:17 C 05 09 14.10 +60 34 06.9 X G02
2025-02-04 16:46:42 C 05 09 15.03 +60 34 00.9 X G02
2025-02-04 18:20:40 C 05 09 35.06 +60 31 49.4 V K85
2025-02-04 18:45:40 C 05 09 40.30 +60 31 14.8 V K85
2025-02-05 08:14:07 C 05 12 31.488 +60 12 25.96 V T08
2025-02-05 08:25:03 C 05 12 33.715 +60 12 10.37 V T08
2025-02-05 08:36:11 C 05 12 35.971 +60 11 54.35 V T08
2025-02-05 08:47:15 C 05 12 38.246 +60 11 38.58 V T08
2025-02-06 03:49:47 C 05 16 37.196 +59 44 45.96 V 703
2025-02-06 03:53:02 C 05 16 37.837 +59 44 41.28 V 703
2025-02-06 03:56:16 C 05 16 38.478 +59 44 36.67 V 703
2025-02-06 03:59:30 C 05 16 39.126 +59 44 32.10 V 703
2025-02-08 17:11:33 C 05 28 44.73 +58 17 26.3 X G02
2025-02-08 17:16:41 C 05 28 45.69 +58 17 19.1 X G02
2025-02-08 17:21:38 C 05 28 46.61 +58 17 12.0 X G02
2025-02-08 19:36:25 B 05 29 11.614 +58 13 59.92 X K87
2025-02-08 19:38:30 B 05 29 11.976 +58 13 57.00 X K87
2025-02-08 19:40:36 B 05 29 12.365 +58 13 54.08 X K87
2025-02-10 12:49:01 C 05 36 47.14 +57 15 10.5 O40
2025-02-10 14:13:32 C 05 37 01.68 +57 13 09.5 O40
2025-02-10 15:43:46 C 05 37 17.23 +57 10 59.0 O40
2025-02-10 16:41:45 C 05 37 29.11 +57 09 31.5 X G02
2025-02-10 16:46:53 C 05 37 30.00 +57 09 24.3 X G02
2025-02-10 16:52:01 C 05 37 30.90 +57 09 17.1 X G02
2025-02-11 08:35:37 C 05 40 16.282 +56 46 53.94 V T08
2025-02-11 08:40:17 C 05 40 17.078 +56 46 47.10 V T08
2025-02-11 08:50:54 C 05 40 18.876 +56 46 31.66 V T08
2025-02-11 09:05:38 C 05 40 21.367 +56 46 10.16 V T08
2025-02-11 16:43:47 C 05 41 42.72 +56 35 09.5 X G02
2025-02-11 16:47:54 C 05 41 43.42 +56 35 03.7 X G02
2025-02-11 16:51:48 C 05 41 44.08 +56 34 58.1 X G02
2025-02-13 08:29:08 C 05 48 25.224 +55 38 30.41 V T05
2025-02-13 08:33:43 C 05 48 25.963 +55 38 23.71 V T05
2025-02-13 08:44:29 C 05 48 27.679 +55 38 08.16 V T05
2025-02-13 09:00:56 C 05 48 30.312 +55 37 44.22 V T05
2025-02-13 13:29:56 C 05 49 15.56 +55 31 20.9 O40
2025-02-13 15:22:03 C 05 49 33.32 +55 28 40.8 O40
2025-02-13 17:06:30 C 05 49 49.94 +55 26 09.1 O40
2025-02-13 18:48:31 C 05 50 06.38 +55 23 39.9 O40
2025-02-15 10:27:30 C 05 56 26.674 +54 27 27.22 V T08
2025-02-15 10:32:09 C 05 56 27.398 +54 27 20.41 V T08
2025-02-15 10:41:31 C 05 56 28.793 +54 27 06.37 V T08
2025-02-15 10:58:51 C 05 56 31.486 +54 26 41.46 V T08
2025-02-15 17:45:10 B 05 57 36.475 +54 17 07.01 V 160
2025-02-15 17:49:09 B 05 57 37.145 +54 17 00.74 V 160
2025-02-16 16:52:34 C 06 01 09.03 +53 44 28.3 X G02
2025-02-16 16:57:24 C 06 01 09.73 +53 44 21.7 X G02
2025-02-16 17:02:03 C 06 01 10.43 +53 44 15.1 X G02