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
2024-03-29 08:56:57 C 20 47 36.163 -33 51 34.09 V W68
2024-03-29 09:01:37 C 20 47 36.571 -33 51 33.12 V W68
2024-03-29 09:27:55 C 20 47 38.767 -33 51 28.69 V W68
2024-03-29 09:40:20 C 20 47 39.797 -33 51 26.86 V W68
2024-03-31 03:00:56 C 20 51 07.709 -33 44 19.46 V M22
2024-03-31 03:22:00 C 20 51 09.451 -33 44 15.97 V M22
2024-03-31 03:32:03 C 20 51 10.267 -33 44 14.35 V M22
2024-03-31 03:41:37 C 20 51 11.078 -33 44 12.77 V M22
2024-04-01 08:24:17 C 20 53 35.122 -33 39 12.06 V W68
2024-04-01 09:08:20 C 20 53 38.789 -33 39 04.43 V W68
2024-04-01 09:37:20 C 20 53 41.189 -33 38 59.53 V W68
2024-04-01 09:45:22 C 20 53 41.858 -33 38 58.06 V W68
2024-04-04 09:12:06 C 20 59 38.772 -33 26 16.94 V W68
2024-04-04 09:32:04 C 20 59 40.418 -33 26 13.34 V W68
2024-04-04 09:52:00 C 20 59 42.070 -33 26 09.89 V W68
2024-04-11 08:40:17 C 21 13 27.029 -32 55 28.92 V W68
2024-04-11 09:00:17 C 21 13 28.658 -32 55 25.25 V W68
2024-04-11 09:28:17 C 21 13 30.919 -32 55 20.06 V W68
2024-04-18 09:38:54 C 21 27 09.710 -32 23 11.36 V W68
2024-04-18 09:43:38 C 21 27 10.109 -32 23 10.39 V W68
2024-04-18 09:48:13 C 21 27 10.462 -32 23 09.96 V W68
2024-04-18 09:52:53 C 21 27 10.822 -32 23 08.84 V W68
2024-04-19 03:23:19 C 21 28 35.321 -32 19 44.22 V M22
2024-04-19 03:32:04 C 21 28 35.998 -32 19 42.92 V M22
2024-04-19 03:54:17 C 21 28 37.764 -32 19 38.50 V M22
2024-04-19 03:58:20 C 21 28 38.114 -32 19 37.63 V M22
2024-04-20 03:11:43 C 21 30 29.954 -32 15 05.47 V M22
2024-04-20 03:17:04 C 21 30 30.377 -32 15 04.64 V M22
2024-04-20 03:26:19 C 21 30 31.123 -32 15 02.81 V M22
2024-04-20 03:43:43 C 21 30 32.489 -32 14 59.39 V M22
2024-04-20 04:00:45 C 21 30 33.854 -32 14 56.33 V M22
2024-04-23 02:45:25 C 21 36 12.914 -32 01 01.85 V M22
2024-04-23 02:49:25 C 21 36 13.219 -32 01 01.27 V M22
2024-04-23 02:57:57 C 21 36 13.915 -32 00 59.76 V M22
2024-04-23 03:12:19 C 21 36 15.038 -32 00 56.88 V M22
2024-04-25 08:27:00 C 21 40 28.598 -31 50 24.50 V W68
2024-04-25 08:31:35 C 21 40 28.949 -31 50 23.24 V W68
2024-04-25 08:41:37 C 21 40 29.758 -31 50 21.55 V W68
2024-04-25 08:43:35 C 21 40 29.918 -31 50 21.08 V W68
2024-04-25 08:58:45 C 21 40 31.102 -31 50 18.06 V W68
2024-04-25 09:00:04 C 21 40 31.190 -31 50 17.88 V W68
2024-04-25 09:03:23 C 21 40 31.447 -31 50 17.30 V W68
2024-04-25 09:07:59 C 21 40 31.843 -31 50 16.26 V W68
2024-04-26 09:52:17 C 21 42 29.081 -31 45 21.71 V W68
2024-04-26 09:58:15 C 21 42 29.532 -31 45 20.70 V W68
2024-04-26 10:17:30 C 21 42 31.044 -31 45 16.56 V W68
2024-05-02 02:27:50 C 21 53 11.189 -31 18 02.84 V M22
2024-05-02 02:32:04 C 21 53 11.522 -31 18 02.09 V M22
2024-05-02 02:39:45 C 21 53 12.113 -31 18 00.43 V M22
2024-05-02 03:16:24 C 21 53 14.942 -31 17 53.52 V M22