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
2025-07-25 14:07:02 C 23 44 17.648 -04 25 58.41 X F52
2025-07-25 14:22:51 C 23 44 18.093 -04 25 52.25 X F52
2025-08-05 13:45:31 C 23 50 59.990 -02 43 02.81 X F51
2025-08-05 14:01:43 C 23 51 00.252 -02 42 56.23 X F51
2025-08-05 14:17:54 C 23 51 00.512 -02 42 49.81 X F51
2025-08-05 14:34:01 C 23 51 00.772 -02 42 43.28 X F51
2025-08-16 10:00:18 C 23 54 11.509 -00 53 55.63 X F51
2025-08-16 10:18:08 C 23 54 11.520 -00 53 47.90 X F51
2025-08-16 10:36:12 C 23 54 11.534 -00 53 39.84 X F51
2025-08-19 11:38:29 C 23 54 18.418 -00 20 54.61 X F51
2025-08-19 11:54:32 C 23 54 18.331 -00 20 47.32 X F51
2025-08-19 12:10:52 C 23 54 18.244 -00 20 39.89 X F51
2025-08-21 13:50:58 C 23 54 09.153 +00 02 19.15 X F51
2025-08-21 14:10:20 C 23 54 08.986 +00 02 28.06 X F51
2025-08-21 14:29:38 C 23 54 08.814 +00 02 37.19 X F51
2025-08-21 14:48:59 C 23 54 08.647 +00 02 46.33 X F51
2025-08-27 16:30:45 C 23 52 35.926 +01 14 33.11 V P07
2025-08-27 17:50:52 C 23 52 34.183 +01 15 14.51 V P07
2025-08-27 18:56:26 C 23 52 32.748 +01 15 48.31 V P07
2025-08-27 20:04:37 C 23 52 31.241 +01 16 23.66 V P07
2025-08-27 21:09:48 C 23 52 29.875 +01 16 56.93 V P07
2025-08-29 22:43:13 C 23 51 33.326 +01 43 08.36 V M22
2025-08-29 22:47:08 C 23 51 33.245 +01 43 10.42 V M22
2025-08-29 22:51:02 C 23 51 33.151 +01 43 12.68 V M22
2025-08-29 23:02:07 C 23 51 32.856 +01 43 18.55 V M22
2025-08-30 03:34:52 C 23 51 26.273 +01 45 25.34 V R17
2025-08-30 03:58:29 C 23 51 25.646 +01 45 38.59 V R17
2025-08-30 04:14:11 C 23 51 25.226 +01 45 46.84 V R17
2025-08-30 04:27:28 C 23 51 24.871 +01 45 54.04 V R17
2025-09-02 09:47:44 C 23 49 26.506 +02 29 01.94 X F51
2025-09-02 10:06:40 C 23 49 25.850 +02 29 12.89 X F51
2025-09-02 10:25:39 C 23 49 25.188 +02 29 23.81 X F51
2025-09-02 10:44:45 C 23 49 24.517 +02 29 34.85 X F51
2025-09-02 10:58:30 C 23 49 24.017 +02 29 43.51 V T08
2025-09-02 11:02:35 C 23 49 23.875 +02 29 45.49 V T08
2025-09-02 11:06:23 C 23 49 23.755 +02 29 47.72 V T08
2025-09-11 20:37:05 B 23 40 09.97 +04 54 09.7 X L76
2025-09-11 20:47:21 B 23 40 09.40 +04 54 17.3 X L76
2025-09-11 20:57:38 B 23 40 08.80 +04 54 24.9 X L76
2025-09-12 20:36:48 B 23 38 52.428 +05 11 29.62 W L47
2025-09-12 20:43:01 B 23 38 52.058 +05 11 34.51 W L47
2025-09-12 20:49:13 B 23 38 51.686 +05 11 39.41 W L47
2025-09-12 21:55:52 B 23 38 47.08 +05 12 27.2 X L76
2025-09-12 22:06:14 B 23 38 46.46 +05 12 34.7 X L76
2025-09-12 22:16:37 B 23 38 45.82 +05 12 42.5 X L76
2025-09-14 11:00:16 C 23 36 38.357 +05 40 17.15 V T08
2025-09-14 11:51:46 C 23 36 34.886 +05 40 56.14 V T08
2025-09-14 11:55:19 C 23 36 34.646 +05 40 58.94 V T08
2025-09-14 11:56:39 C 23 36 34.567 +05 40 59.74 V T08
2025-09-14 12:10:19 C 23 36 33.655 +05 41 10.07 V T08