549328 (2011 GO27)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4715837298 ± 2.88e-09
Semi-major axis (a)1.8553479198 AU ± 9.75e-10
Inclination (i)6.66508039° ± 7.74e-07
Long. of Asc. Node (Ω)336.77844251° ± 5.51e-06
Arg. of Perihelion (ω)95.88469161° ± 5.90e-06
Mean Anomaly (M)354.80978068° ± 5.67e-07
Mean Motion (n)0.3900086449°/day ± 3.08e-10
Perihelion dist (q)0.98039603 AU ± 5.36e-09
Aphelion dist (Q)2.73029981 AU ± 5.53e-09
Orbital Period2.52719086 yr ± 1.99e-09
Physical Parameters
H (abs. magnitude)18.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.170″
Uncertainty0
Orbit TypeApollo
MOID0.102674 AU
Observations Used972
Oppositions9
Arc Total2011-2026
First Observation Used2011-04-03
Last Observation Used2026-01-11
Observations (1100)
Date Type RA Dec Mag Band Observatory
2025-10-08 17:19:45 C 22 44 11.35 +15 48 43.1 Z L04
2025-10-08 17:22:59 C 22 44 10.95 +15 48 47.5 Z L04
2025-10-08 17:26:12 C 22 44 10.55 +15 48 52.3 Z L04
2025-10-08 22:35:37 C 22 43 33.626 +15 56 15.90 V R17
2025-10-08 22:52:49 C 22 43 31.428 +15 56 39.80 V R17
2025-10-08 23:15:17 C 22 43 28.582 +15 57 10.94 V R17
2025-10-08 23:33:34 C 22 43 26.263 +15 57 36.14 V R17
2025-10-09 08:35:17 C 22 42 23.558 +16 10 18.95 V T05
2025-10-09 08:43:14 C 22 42 22.538 +16 10 30.07 V T05
2025-10-09 08:47:56 C 22 42 21.941 +16 10 36.59 V T05
2025-10-09 09:02:31 C 22 42 20.059 +16 10 56.89 V T05
2025-10-09 16:56:09 C 22 41 23.71 +16 21 51.7 V D29
2025-10-09 17:11:10 C 22 41 21.86 +16 22 12.5 V D29
2025-10-09 17:26:12 C 22 41 20.01 +16 22 33.3 V D29
2025-10-09 20:45:54 C 22 40 58.342 +16 28 05.30 V M22
2025-10-09 20:49:48 C 22 40 57.838 +16 28 10.96 V M22
2025-10-09 20:57:35 C 22 40 56.842 +16 28 21.86 V M22
2025-10-09 21:16:39 C 22 40 54.391 +16 28 49.26 V M22
2025-10-10 08:46:41 C 22 39 33.438 +16 44 38.04 X F51
2025-10-10 08:58:41 C 22 39 31.879 +16 44 55.04 X F51
2025-10-10 09:10:31 C 22 39 30.347 +16 45 11.83 X F51
2025-10-10 19:38:26 B 22 38 17.710 +17 00 00.61 V 160
2025-10-10 19:42:15 B 22 38 17.213 +17 00 06.26 V 160
2025-10-10 19:46:09 B 22 38 16.716 +17 00 12.02 V 160
2025-10-11 19:29:02 C 22 35 27.35 +17 34 55.6 V R85
2025-10-11 19:47:22 C 22 35 24.97 +17 35 22.9 V R85
2025-10-11 20:05:38 C 22 35 22.60 +17 35 50.1 V R85
2025-10-12 01:36:59 B 22 34 42.593 +17 44 53.16 X X24
2025-10-12 01:58:47 B 22 34 39.701 +17 45 25.42 X X24
2025-10-12 02:20:38 B 22 34 36.797 +17 45 58.64 X X24
2025-10-12 08:38:59 C 22 33 50.750 +17 54 48.85 V T05
2025-10-12 08:44:15 C 22 33 50.057 +17 54 56.70 V T05
2025-10-12 08:54:11 C 22 33 48.730 +17 55 11.35 V T05
2025-10-12 09:08:26 C 22 33 46.843 +17 55 32.38 V T05
2025-10-12 19:08:48 C 22 32 36.26 +18 10 18.6 V R85
2025-10-12 19:17:15 C 22 32 35.16 +18 10 31.6 V R85
2025-10-12 19:25:05 C 22 32 34.14 +18 10 43.5 V R85
2025-10-12 19:41:58 C 22 32 31.76 +18 11 09.1 V G17
2025-10-12 19:50:33 C 22 32 30.64 +18 11 22.1 V G17
2025-10-12 19:59:07 C 22 32 29.51 +18 11 35.5 V G17
2025-10-12 20:04:12 B 22 32 30.122 +18 11 52.22 X J51
2025-10-12 20:11:12 B 22 32 27.924 +18 11 53.52 V 160
2025-10-12 20:11:57 B 22 32 27.828 +18 11 54.71 V 160
2025-10-12 20:14:32 B 22 32 27.490 +18 11 58.60 V 160
2025-10-12 20:14:58 B 22 32 28.706 +18 12 09.50 X J51
2025-10-12 20:16:41 B 22 32 27.204 +18 12 01.87 V 160
2025-10-12 20:17:38 B 22 32 27.074 +18 12 03.24 V 160
2025-10-12 20:20:13 B 22 32 27.17 +18 12 06.3 X R70
2025-10-12 20:25:42 B 22 32 27.338 +18 12 25.63 X J51
2025-10-12 20:30:51 B 22 32 25.78 +18 12 22.5 X R70