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
2025-09-28 13:26:11 C 23 10 04.766 +10 49 17.98 V P07
2025-09-28 13:29:24 C 23 10 04.411 +10 49 21.54 V P07
2025-09-28 14:54:55 C 23 09 55.404 +10 50 55.14 V P07
2025-09-28 16:04:07 C 23 09 48.067 +10 52 09.98 V P07
2025-09-28 17:21:37 C 23 09 39.876 +10 53 33.40 V P07
2025-09-28 17:25:00 C 23 09 39.566 +10 53 37.07 V P07
2025-09-29 01:09:55 C 23 08 55.106 +11 01 36.30 V R17
2025-09-29 01:29:25 C 23 08 53.050 +11 01 57.43 V R17
2025-09-29 01:48:54 C 23 08 50.998 +11 02 18.53 V R17
2025-09-29 02:08:22 C 23 08 48.950 +11 02 39.59 V R17
2025-09-29 07:26:30 C 23 08 18.449 +11 08 28.54 V 703
2025-09-29 07:29:46 C 23 08 18.132 +11 08 31.74 V 703
2025-09-29 07:33:01 C 23 08 17.783 +11 08 35.63 V 703
2025-09-29 07:36:16 C 23 08 17.430 +11 08 39.44 V 703
2025-09-29 10:02:00 C 23 08 03.420 +11 11 27.67 V T05
2025-09-29 10:25:18 C 23 08 00.907 +11 11 53.45 V T05
2025-09-29 11:03:25 C 23 07 56.832 +11 12 34.99 V T05
2025-09-29 11:26:39 C 23 07 54.360 +11 13 00.55 V T05
2025-09-29 20:42:06 B 23 07 01.577 +11 23 07.33 V 160
2025-09-29 20:46:34 B 23 07 01.097 +11 23 12.34 V 160
2025-09-29 20:50:57 B 23 07 00.629 +11 23 17.23 V 160
2025-09-30 00:06:46 C 23 06 40.514 +11 27 06.08 V R17
2025-09-30 00:07:23 C 23 06 40.450 +11 27 06.91 V R17
2025-09-30 00:26:20 C 23 06 38.393 +11 27 28.04 V R17
2025-09-30 00:26:56 C 23 06 38.330 +11 27 28.76 V R17
2025-09-30 00:45:53 C 23 06 36.274 +11 27 49.79 V R17
2025-09-30 00:46:30 C 23 06 36.204 +11 27 50.58 V R17
2025-09-30 01:05:26 C 23 06 34.157 +11 28 11.60 V R17
2025-09-30 01:06:02 C 23 06 34.087 +11 28 12.40 V R17
2025-09-30 03:15:57 B 23 06 22.151 +11 30 29.38 X H89
2025-09-30 04:40:44 B 23 06 13.062 +11 32 04.99 X H89
2025-09-30 05:20:36 C 23 06 09.857 +11 32 57.73 V 703
2025-09-30 05:23:57 C 23 06 09.511 +11 33 01.94 V 703
2025-09-30 05:27:18 C 23 06 09.230 +11 33 04.50 V 703
2025-09-30 05:30:39 C 23 06 08.870 +11 33 07.81 V 703
2025-09-30 06:04:40 B 23 06 04.137 +11 33 38.89 X H89
2025-09-30 07:20:07 C 23 05 58.622 +11 35 19.18 X F52
2025-09-30 07:36:51 C 23 05 56.794 +11 35 38.30 X F52
2025-09-30 07:53:36 C 23 05 54.958 +11 35 57.43 X F52
2025-09-30 09:20:10 C 23 05 45.444 +11 37 35.87 V T05
2025-09-30 09:26:08 C 23 05 44.784 +11 37 42.42 V T05
2025-09-30 09:36:22 C 23 05 43.651 +11 37 54.30 V T05
2025-09-30 09:42:25 C 23 05 42.984 +11 38 00.92 V T05
2025-09-30 09:47:33 C 23 05 42.418 +11 38 06.86 V T05
2025-09-30 09:48:12 C 23 05 42.348 +11 38 07.55 V T05
2025-09-30 09:52:46 C 23 05 41.851 +11 38 12.84 V T05
2025-09-30 09:57:16 C 23 05 41.359 +11 38 17.70 V T05
2025-09-30 20:03:55 C 23 04 41.839 +11 49 32.41 Z C23
2025-09-30 20:50:41 C 23 04 36.826 +11 50 26.66 Z C23
2025-09-30 20:55:53 C 23 04 35.866 +11 51 21.64 V M22