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
2020-08-24 13:47:34 C 02 00 23.747 +16 59 05.26 U F52
2020-08-25 09:29:39 C 02 02 51.09 +17 24 56.8 U I41
2020-08-25 10:06:06 C 02 02 55.51 +17 25 45.5 U I41
2020-08-25 10:16:43 C 02 02 56.80 +17 25 59.6 U I41
2020-08-25 11:40:31 C 02 03 06.97 +17 27 51.2 U I41
2020-08-25 12:06:46 C 02 03 10.17 +17 28 25.9 U I41
2020-08-27 08:57:56 C 02 08 56.14 +18 29 09.0 V G96
2020-08-27 09:05:21 C 02 08 57.07 +18 29 19.4 V G96
2020-08-27 09:12:46 C 02 08 58.03 +18 29 29.8 V G96
2020-08-27 09:20:09 C 02 08 58.97 +18 29 39.9 V G96
2020-08-28 09:05:44 C 02 12 08.02 +19 02 44.3 V 703
2020-08-28 09:20:53 C 02 12 09.98 +19 03 05.4 V 703
2020-08-28 09:28:27 C 02 12 10.99 +19 03 17.0 V 703
2020-08-28 11:59:54 C 02 12 31.59 +19 06 54.1 V T08
2020-08-28 12:02:35 C 02 12 31.94 +19 06 58.5 V T08
2020-08-28 12:47:11 C 02 12 37.73 +19 08 01.6 V T08
2020-08-28 12:54:09 C 02 12 38.61 +19 08 11.1 V T08
2020-08-29 09:15:47 C 02 15 25.14 +19 37 04.2 U I41
2020-08-29 10:29:35 C 02 15 34.97 +19 38 50.5 U I41
2020-08-29 11:10:58 C 02 15 40.47 +19 39 50.2 U I41
2020-08-29 11:12:20 C 02 15 40.65 +19 39 52.1 U I41
2020-08-29 11:16:29 C 02 15 41.20 +19 39 58.1 U I41
2020-08-29 11:18:33 C 02 15 41.49 +19 40 01.1 U I41
2020-09-02 11:21:00 C 02 29 38.213 +22 03 23.84 U F52
2020-09-02 11:57:53 C 02 29 43.702 +22 04 21.71 U F52
2020-09-02 12:16:20 C 02 29 46.433 +22 04 50.66 U F52
2020-09-09 13:13:29 C 02 58 27.96 +26 43 22.4 V T08
2020-09-09 13:16:55 C 02 58 28.57 +26 43 28.2 V T08
2020-09-09 13:22:21 C 02 58 29.54 +26 43 37.4 V T08
2020-09-09 13:50:27 C 02 58 34.68 +26 44 27.4 V T08
2020-09-11 14:43:15 C 03 08 07.27 +28 10 43.6 V T05
2020-09-11 14:57:35 C 03 08 10.02 +28 11 09.4 V T05
2020-09-11 15:08:33 C 03 08 12.16 +28 11 28.5 V T05
2020-09-11 15:13:27 C 03 08 13.10 +28 11 37.4 V T05
2020-09-13 02:38:06 C 03 15 33.82 +29 15 15.6 V K87
2020-09-13 02:50:20 C 03 15 36.33 +29 15 37.5 V K87
2020-09-13 03:02:32 C 03 15 38.88 +29 15 59.8 V K87
2020-09-13 12:52:03 C 03 17 45.55 +29 34 04.7 V T08
2020-09-13 13:23:26 C 03 17 52.11 +29 35 02.5 V T08
2020-09-13 13:28:48 C 03 17 53.22 +29 35 11.8 V T08
2020-09-13 13:32:46 C 03 17 54.06 +29 35 19.4 V T08
2020-09-14 02:13:14 C 03 20 39.51 +29 58 16.5 V K87
2020-09-14 02:27:50 C 03 20 42.66 +29 58 42.9 V K87
2020-09-14 02:42:25 C 03 20 45.75 +29 59 10.3 V K87
2020-09-14 08:46:00 C 03 22 06.85 +30 10 20.6 V 703
2020-09-14 08:53:57 C 03 22 08.50 +30 10 35.0 V 703
2020-09-14 09:01:55 C 03 22 10.32 +30 10 51.3 V 703
2020-09-14 09:09:54 C 03 22 11.98 +30 11 06.1 V 703
2020-09-15 02:12:20 C 03 26 01.02 +30 42 21.1 V K87
2020-09-15 02:19:28 C 03 26 02.61 +30 42 34.2 V K87