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
2025-10-12 20:41:29 B 22 32 24.38 +18 12 38.6 X R70
2025-10-13 08:37:00 C 22 30 56.167 +18 31 05.02 V T05
2025-10-13 08:41:05 C 22 30 55.608 +18 31 11.32 V T05
2025-10-13 08:49:05 C 22 30 54.540 +18 31 23.41 V T05
2025-10-13 09:03:25 C 22 30 52.610 +18 31 45.05 V T05
2025-10-13 21:02:49 B 22 29 25.29 +18 49 54.7 V R99
2025-10-13 21:07:53 B 22 29 24.63 +18 50 02.6 V R99
2025-10-13 21:12:58 B 22 29 23.95 +18 50 10.3 V R99
2025-10-13 21:38:32 B 22 29 21.722 +18 51 01.80 X J51
2025-10-13 21:46:27 B 22 29 19.99 +18 51 01.2 X R70
2025-10-13 21:48:37 B 22 29 20.359 +18 51 17.35 X J51
2025-10-13 21:57:03 B 22 29 18.58 +18 51 17.4 X R70
2025-10-13 21:58:43 B 22 29 19.018 +18 51 32.69 X J51
2025-10-13 22:07:39 B 22 29 17.18 +18 51 33.7 X R70
2025-10-15 05:17:28 C 22 25 28.345 +19 40 43.91 X F52
2025-10-15 05:35:03 C 22 25 25.940 +19 41 12.47 X F52
2025-10-15 05:52:28 C 22 25 23.555 +19 41 40.57 X F52
2025-10-15 06:10:03 C 22 25 21.138 +19 42 08.96 X F52
2025-10-16 00:04:03 C 22 23 07.56 +20 10 38.0 V W46
2025-10-16 00:19:09 C 22 23 05.48 +20 11 02.6 V W46
2025-10-16 00:24:08 B 22 23 04.481 +20 11 59.03 X X24
2025-10-16 00:37:46 C 22 23 02.96 +20 11 33.1 V W46
2025-10-16 00:48:11 B 22 23 01.138 +20 12 38.20 X X24
2025-10-16 01:11:13 B 22 22 57.936 +20 13 15.56 X X24
2025-10-16 01:54:05 B 22 22 52.464 +20 13 32.48 Z W36
2025-10-16 01:56:30 B 22 22 52.130 +20 13 36.44 Z W36
2025-10-16 01:58:42 B 22 22 51.842 +20 13 40.15 Z W36
2025-10-16 07:56:42 C 22 22 06.144 +20 23 38.47 V T08
2025-10-16 08:07:56 C 22 22 04.577 +20 23 56.58 V T08
2025-10-16 08:21:32 C 22 22 02.674 +20 24 18.32 V T08
2025-10-16 20:13:25 B 22 20 33.857 +20 43 23.52 V 160
2025-10-16 20:16:05 B 22 20 33.490 +20 43 27.95 V 160
2025-10-16 20:19:48 B 22 20 32.976 +20 43 34.10 V 160
2025-10-17 01:46:24 B 22 19 52.078 +20 52 33.85 Z W36
2025-10-17 01:48:50 B 22 19 51.732 +20 52 37.88 Z W36
2025-10-17 01:51:01 B 22 19 51.422 +20 52 41.56 Z W36
2025-10-17 04:04:58 C 22 19 34.349 +20 56 30.44 V 703
2025-10-17 04:08:20 C 22 19 33.863 +20 56 35.92 V 703
2025-10-17 04:11:42 C 22 19 33.424 +20 56 41.46 V 703
2025-10-17 04:15:02 C 22 19 32.956 +20 56 47.29 V 703
2025-10-17 18:22:01 C 22 17 45.79 +21 19 55.6 V M31
2025-10-17 18:24:03 C 22 17 45.41 +21 19 59.4 V M31
2025-10-17 18:26:09 C 22 17 45.27 +21 20 02.2 V M31
2025-10-17 18:28:14 C 22 17 45.02 +21 20 05.4 V M31
2025-10-17 18:30:16 C 22 17 44.69 +21 20 09.3 V M31
2025-10-17 18:32:22 C 22 17 44.40 +21 20 12.9 V M31
2025-10-17 18:34:25 C 22 17 44.08 +21 20 16.4 V M31
2025-10-17 18:36:29 C 22 17 43.75 +21 20 20.0 V M31
2025-10-17 18:38:32 C 22 17 43.68 +21 20 22.7 V M31
2025-10-17 18:40:37 C 22 17 43.33 +21 20 26.5 V M31