IAA RAS IAA Minor Planet Database

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
2020-09-30 13:33:08 C 05 17 27.33 +41 21 22.6 – V T08
2020-09-30 13:37:47 C 05 17 29.13 +41 21 28.3 – V T08
2020-09-30 13:47:45 C 05 17 32.77 +41 21 41.7 – V T08
2020-09-30 14:13:24 C 05 17 42.19 +41 22 16.6 – V T08
2020-10-04 12:43:34 C 05 55 07.38 +43 06 41.7 – V T08
2020-10-04 12:46:53 C 05 55 08.70 +43 06 45.0 – V T08
2020-10-04 12:54:14 C 05 55 11.74 +43 06 52.0 – V T08
2020-10-04 13:01:36 C 05 55 14.66 +43 06 58.3 – V T08
2020-10-05 08:07:10 C 06 03 08.36 +43 22 31.5 – V G96
2020-10-05 08:13:56 C 06 03 11.11 +43 22 37.1 – V G96
2020-10-05 08:20:43 C 06 03 13.91 +43 22 42.8 – V G96
2020-10-05 08:27:30 C 06 03 16.72 +43 22 49.0 – V G96
2020-10-13 09:08:37 C 07 24 45.76 +44 05 45.3 – V 703
2020-10-13 09:15:52 C 07 24 48.74 +44 05 42.6 – V 703
2020-10-13 09:23:08 C 07 24 51.89 +44 05 41.5 – V 703
2020-10-13 09:30:23 C 07 24 54.75 +44 05 39.5 – V 703
2020-10-14 14:36:48 C 07 36 54.36 +43 53 53.3 – V T05
2020-10-14 14:45:22 C 07 36 57.82 +43 53 49.6 – V T05
2020-10-14 15:05:00 C 07 37 05.59 +43 53 41.5 – V T05
2020-10-14 15:09:37 C 07 37 07.40 +43 53 39.1 – V T05
2020-10-16 02:00:32 S 07 51 09.005 +43 33 19.62 – L C51
2020-10-16 05:08:51 S 07 52 23.786 +43 31 12.04 – L C51
2020-10-16 09:47:08 C 07 54 17.52 +43 27 53.7 – V 703
2020-10-16 09:54:49 C 07 54 20.45 +43 27 48.7 – V 703
2020-10-16 10:02:29 C 07 54 23.46 +43 27 44.0 – V 703
2020-10-16 10:10:10 C 07 54 26.45 +43 27 38.3 – V 703
2020-10-16 13:56:53 C 07 55 55.85 +43 25 05.8 – V T08
2020-10-16 14:02:14 C 07 55 57.90 +43 25 02.2 – V T08
2020-10-16 14:10:51 C 07 56 01.22 +43 24 56.3 – V T08
2020-10-16 14:29:46 C 07 56 08.50 +43 24 43.8 – V T08
2020-10-16 14:33:48 S 07 56 07.20 +43 24 34.5 – L C51
2020-10-16 17:42:07 S 07 57 21.39 +43 22 16.6 – L C51
2020-10-16 19:16:11 S 07 57 58.25 +43 21 05.4 – L C51
2020-10-16 22:24:30 S 07 59 12.01 +43 18 44.7 – L C51
2020-10-16 23:58:45 S 07 59 48.48 +43 17 30.7 – L C51
2020-10-17 01:32:50 S 08 00 25.73 +43 16 18.3 – L C51
2020-10-17 04:41:08 S 08 01 38.93 +43 13 50.6 – L C51
2020-10-17 04:41:19 S 08 01 38.80 +43 13 50.1 – L C51
2020-10-17 07:49:39 S 08 02 52.10 +43 11 21.4 – L C51
2020-10-17 17:14:35 S 08 06 30.178 +43 03 34.38 – L C51
2020-10-19 10:57:54 C 08 22 13.89 +42 24 33.2 – V 703
2020-10-19 11:03:31 C 08 22 15.94 +42 24 27.9 – V G96
2020-10-19 11:05:44 C 08 22 16.73 +42 24 26.1 – V 703
2020-10-19 11:11:43 C 08 22 18.88 +42 24 19.9 – V G96
2020-10-19 11:13:34 C 08 22 19.52 +42 24 18.1 – V 703
2020-10-19 11:19:54 C 08 22 21.81 +42 24 12.0 – V G96
2020-10-19 11:21:24 C 08 22 22.41 +42 24 11.1 – V 703
2020-10-19 11:28:05 C 08 22 24.75 +42 24 04.0 – V G96
2020-10-20 02:17:37 C 08 27 48.66 +42 08 22.0 – V A17
2020-10-20 02:23:16 C 08 27 50.75 +42 08 16.6 – V A17