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
2017-02-15 15:57:20 C 13 46 01.49 -15 26 57.4 L T05
2017-02-17 10:32:20 C 13 45 26.65 -15 36 43.2 V G45
2017-02-17 10:52:18 C 13 45 26.31 -15 36 47.8 V G45
2017-02-17 11:12:14 C 13 45 26.00 -15 36 52.2 V G45
2017-02-17 11:41:53 C 13 45 25.50 -15 36 59.1 V G45
2017-02-17 11:57:55 C 13 45 25.26 -15 37 02.2 V G45
2017-02-19 15:01:04 C 13 44 34.44 -15 48 07.4 L T05
2017-02-19 15:17:54 C 13 44 34.12 -15 48 10.5 L T05
2017-02-19 15:34:04 C 13 44 33.77 -15 48 14.3 L T05
2017-02-19 15:46:32 C 13 44 33.55 -15 48 16.2 L T05
2017-02-19 15:56:07 C 13 44 33.39 -15 48 18.4 L T05
2017-02-21 14:03:40 C 13 43 39.381 -15 57 44.58 L F51
2017-02-21 14:21:52 C 13 43 38.970 -15 57 48.14 L F51
2017-02-21 14:40:05 C 13 43 38.566 -15 57 51.78 L F51
2017-02-21 14:58:17 C 13 43 38.159 -15 57 55.38 L F51
2017-02-24 09:25:37 C 13 42 06.60 -16 10 30.3 R G45
2017-02-24 09:32:30 C 13 42 06.41 -16 10 31.7 R G45
2017-02-24 09:32:42 C 13 42 06.41 -16 10 31.7 R G45
2017-02-24 09:39:29 C 13 42 06.22 -16 10 32.9 R G45
2017-02-24 09:46:27 C 13 42 06.04 -16 10 34.3 R G45
2017-02-24 09:53:23 C 13 42 05.87 -16 10 35.5 R G45
2017-02-24 09:53:29 C 13 42 05.86 -16 10 35.2 R G45
2017-02-24 10:00:27 C 13 42 05.68 -16 10 36.7 R G45
2017-02-24 10:00:32 C 13 42 05.67 -16 10 36.8 R G45
2017-03-01 11:31:30 C 13 38 36.56 -16 30 19.3 R G45
2017-03-01 11:32:28 C 13 38 36.53 -16 30 19.7 R G45
2017-03-01 11:32:54 C 13 38 36.52 -16 30 19.7 R G45
2017-03-01 11:38:24 C 13 38 36.34 -16 30 20.3 R G45
2017-03-01 11:39:22 C 13 38 36.30 -16 30 20.6 R G45
2017-03-01 11:39:48 C 13 38 36.29 -16 30 20.8 R G45
2017-03-01 11:46:43 C 13 38 36.06 -16 30 21.7 R G45
2017-03-01 11:52:16 C 13 38 35.87 -16 30 22.5 R G45
2017-03-01 12:00:29 C 13 38 35.60 -16 30 23.5 R G45
2017-03-01 12:06:01 C 13 38 35.41 -16 30 24.3 R G45
2017-03-02 09:56:26 C 13 37 52.49 -16 33 28.4 q 703
2017-03-02 10:03:39 C 13 37 52.24 -16 33 29.5 q 703
2017-03-02 10:10:51 C 13 37 51.97 -16 33 30.4 q 703
2017-03-02 10:18:03 C 13 37 51.72 -16 33 31.5 q 703
2017-03-03 08:47:55 C 13 37 05.66 -16 36 32.1 R G45
2017-03-03 08:54:31 C 13 37 05.40 -16 36 32.9 R G45
2017-03-03 08:54:48 C 13 37 05.41 -16 36 33.0 R G45
2017-03-03 09:01:28 C 13 37 05.15 -16 36 34.0 R G45
2017-03-03 09:01:54 C 13 37 05.13 -16 36 34.0 R G45
2017-03-03 09:08:28 C 13 37 04.90 -16 36 35.1 R G45
2017-03-03 09:15:25 C 13 37 04.64 -16 36 35.7 R G45
2017-03-03 09:15:52 C 13 37 04.64 -16 36 35.8 R G45
2017-03-03 09:22:22 C 13 37 04.39 -16 36 36.7 R G45
2017-03-04 13:58:10 C 13 36 03.084 -16 40 11.09 L F51
2017-03-04 13:59:06 C 13 36 03.046 -16 40 11.30 L F51
2017-03-04 14:33:12 C 13 36 01.744 -16 40 16.02 L F51