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
2024-09-18 09:57:29 V 23 14 15.77 -12 51 04.2 V 270
2024-09-18 09:57:29 v 1 151.66013 -32.96848 270
2024-09-18 10:11:26 V 23 14 14.16 -12 50 39.6 V 270
2024-09-18 10:11:26 v 1 151.66013 -32.96848 270
2024-09-18 21:22:40 V 23 12 58.98 -12 31 08.0 V 270
2024-09-18 21:22:40 v 1 002.34698 +47.05777 270
2024-09-18 21:35:22 V 23 12 57.50 -12 30 45.0 V 270
2024-09-18 21:35:22 v 1 002.34698 +47.05777 270
2024-09-18 21:48:04 V 23 12 56.00 -12 30 22.1 V 270
2024-09-18 21:48:04 v 1 002.34698 +47.05777 270
2024-09-18 22:00:35 V 23 12 54.51 -12 29 59.4 V 270
2024-09-18 22:00:35 v 1 002.34698 +47.05777 270
2024-09-19 09:43:30 V 23 11 35.95 -12 07 43.6 V 270
2024-09-19 09:43:30 v 1 172.64007 -43.56133 270
2024-09-19 09:56:13 V 23 11 34.46 -12 07 20.4 V 270
2024-09-19 09:56:13 v 1 172.64007 -43.56133 270
2024-09-19 10:08:55 V 23 11 32.94 -12 06 56.9 V 270
2024-09-19 10:08:55 v 1 172.64007 -43.56133 270
2024-09-19 10:21:25 V 23 11 31.51 -12 06 34.9 V 270
2024-09-19 10:21:25 v 1 172.64007 -43.56133 270
2024-09-20 07:25:24 C 23 09 07.189 -11 27 24.26 V 703
2024-09-20 07:29:31 C 23 09 06.664 -11 27 16.20 V 703
2024-09-20 07:33:37 C 23 09 06.163 -11 27 08.53 V 703
2024-09-20 07:37:43 C 23 09 05.670 -11 27 00.32 V 703
2024-09-20 10:30:11 V 23 08 47.45 -11 20 53.9 V 270
2024-09-20 10:30:11 v 1 151.66013 -32.96848 270
2024-09-20 10:42:53 V 23 08 45.94 -11 20 29.7 V 270
2024-09-20 10:42:53 v 1 151.66013 -32.96848 270
2024-09-20 10:55:35 V 23 08 44.41 -11 20 05.3 V 270
2024-09-20 10:55:35 v 1 151.66013 -32.96848 270
2024-09-20 11:08:06 V 23 08 42.86 -11 19 41.7 V 270
2024-09-20 11:08:06 v 1 151.66013 -32.96848 270
2024-09-20 13:01:02 V 23 08 29.44 -11 16 37.4 V 270
2024-09-20 13:01:02 v 1 140.17437 +36.06241 270
2024-09-20 13:13:44 V 23 08 27.90 -11 16 13.0 V 270
2024-09-20 13:13:44 v 1 140.17437 +36.06241 270
2024-09-20 13:26:26 V 23 08 26.33 -11 15 48.2 V 270
2024-09-20 13:26:26 v 1 140.17437 +36.06241 270
2024-09-20 13:38:57 V 23 08 24.80 -11 15 23.8 V 270
2024-09-20 13:38:57 v 1 140.17437 +36.06241 270
2024-09-20 20:24:09 C 23 07 38.69 -11 02 17.9 X G02
2024-09-20 20:27:44 C 23 07 38.24 -11 02 10.7 X G02
2024-09-20 20:31:20 C 23 07 37.78 -11 02 03.3 X G02
2024-09-20 21:27:06 C 23 07 31.363 -11 00 14.98 Z C23
2024-09-20 21:53:23 C 23 07 28.157 -10 59 23.35 Z C23
2024-09-20 22:07:24 C 23 07 26.482 -10 58 55.45 Z C23
2024-09-22 02:10:23 V 23 04 11.58 -10 02 30.7 V 270
2024-09-22 02:10:23 v 1 279.30525 +34.19634 270
2024-09-22 02:23:05 V 23 04 09.98 -10 02 04.5 V 270
2024-09-22 02:23:05 v 1 279.30525 +34.19634 270