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
2025-09-30 21:01:05 C 23 04 35.290 +11 51 27.50 V M22
2025-09-30 21:09:33 C 23 04 34.354 +11 51 37.26 V M22
2025-09-30 22:00:00 C 23 04 28.798 +11 52 35.22 V M22
2025-10-01 05:15:47 C 23 03 45.410 +12 00 19.73 V 703
2025-10-01 05:19:03 C 23 03 45.061 +12 00 23.29 V 703
2025-10-01 05:22:18 C 23 03 44.708 +12 00 27.04 V 703
2025-10-01 05:25:34 C 23 03 44.338 +12 00 31.00 V 703
2025-10-01 11:47:12 C 23 03 06.890 +12 08 26.34 V P07
2025-10-01 11:48:15 C 23 03 06.718 +12 08 27.71 V P07
2025-10-01 13:02:12 C 23 02 58.584 +12 09 55.30 V P07
2025-10-01 14:28:46 C 23 02 48.862 +12 11 37.18 V P07
2025-10-01 14:45:03 C 23 02 47.021 +12 11 56.47 V P07
2025-10-01 15:09:48 C 23 02 44.210 +12 12 25.34 V P07
2025-10-01 15:35:54 C 23 02 41.285 +12 12 55.33 V P07
2025-10-01 19:39:55 B 23 02 17.640 +12 17 00.56 V 160
2025-10-01 19:48:54 B 23 02 16.646 +12 17 11.36 V 160
2025-10-01 19:53:24 B 23 02 16.150 +12 17 16.51 V 160
2025-10-02 05:47:06 C 23 01 13.940 +12 29 05.75 V 703
2025-10-02 05:50:22 C 23 01 13.577 +12 29 09.71 V 703
2025-10-02 05:53:38 C 23 01 13.217 +12 29 13.60 V 703
2025-10-02 05:56:59 C 23 01 12.821 +12 29 17.77 V 703
2025-10-02 08:53:08 C 23 00 54.535 +12 32 55.57 V T08
2025-10-02 08:56:39 C 23 00 54.132 +12 32 59.64 V T08
2025-10-02 09:42:17 C 23 00 48.900 +12 33 53.82 V T08
2025-10-02 09:50:10 C 23 00 47.993 +12 34 03.22 V T08
2025-10-02 16:39:08 C 23 00 07.38 +12 41 55.3 X C40
2025-10-02 16:41:43 C 23 00 07.09 +12 41 58.4 X C40
2025-10-02 16:44:17 C 23 00 06.79 +12 42 01.6 X C40
2025-10-02 16:46:51 C 23 00 06.52 +12 42 04.9 X C40
2025-10-02 16:49:26 C 23 00 06.24 +12 42 07.8 X C40
2025-10-02 16:52:00 C 23 00 05.94 +12 42 11.1 X C40
2025-10-02 16:54:33 C 23 00 05.66 +12 42 14.2 X C40
2025-10-02 16:57:06 C 23 00 05.38 +12 42 17.4 X C40
2025-10-02 16:59:33 C 23 00 05.11 +12 42 20.4 X C40
2025-10-02 17:01:54 C 23 00 04.84 +12 42 23.2 X C40
2025-10-02 17:04:16 C 23 00 04.57 +12 42 25.9 X C40
2025-10-02 18:20:00 B 22 59 56.09 +12 43 56.9 X L76
2025-10-02 18:30:48 B 22 59 54.87 +12 44 10.2 X L76
2025-10-02 18:41:36 B 22 59 53.67 +12 44 23.4 X L76
2025-10-02 19:45:02 C 22 59 47.43 +12 45 40.9 V G17
2025-10-02 19:53:38 C 22 59 46.44 +12 45 51.4 V G17
2025-10-02 20:02:15 C 22 59 45.47 +12 46 01.8 V G17
2025-10-02 20:11:13 C 22 59 43.502 +12 46 12.83 X S89
2025-10-02 20:12:45 C 22 59 43.325 +12 46 14.56 X S89
2025-10-02 20:14:15 C 22 59 43.111 +12 46 17.15 X S89
2025-10-03 03:02:08 C 22 59 00.542 +12 55 16.18 V W68
2025-10-03 03:06:06 C 22 59 00.108 +12 55 20.93 V W68
2025-10-03 03:13:16 C 22 58 59.261 +12 55 29.42 V W68
2025-10-03 04:03:49 C 22 58 53.422 +12 56 30.88 V W68
2025-10-03 09:05:11 C 22 58 21.907 +13 02 06.58 V T05