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
2025-11-21 20:46:01 C 19 35 39.47 +53 42 55.6 X Z03
2025-11-21 20:55:10 C 19 35 36.986 +53 43 03.25 Z C23
2025-11-21 21:03:34 B 19 35 33.434 +53 43 29.53 q Y84
2025-11-21 21:08:04 B 19 35 31.752 +53 43 40.40 q Y84
2025-11-21 21:12:27 B 19 35 30.082 +53 43 50.66 q Y84
2025-11-22 17:07:53 C 19 27 50.242 +54 34 01.31 Z C23
2025-11-22 17:45:22 C 19 27 34.706 +54 35 29.51 Z C23
2025-11-22 20:59:06 C 19 26 14.990 +54 42 56.66 W M14
2025-11-22 21:21:12 C 19 26 06.218 +54 43 47.03 W M14
2025-11-25 04:46:46 C 19 02 15.648 +56 54 11.52 V T05
2025-11-25 04:51:24 C 19 02 13.392 +56 54 20.52 V T05
2025-11-25 04:59:22 C 19 02 09.557 +56 54 36.54 V T05
2025-11-25 05:14:54 C 19 02 02.088 +56 55 07.21 V T05
2025-11-26 01:36:40 C 18 52 27.001 +57 38 42.40 V 703
2025-11-26 01:40:19 C 18 52 25.079 +57 38 50.06 V 703
2025-11-26 01:43:59 C 18 52 23.232 +57 38 57.12 V 703
2025-11-26 01:47:38 C 18 52 21.382 +57 39 03.92 V 703
2025-11-26 05:02:39 C 18 50 45.701 +57 45 56.34 V T08
2025-11-26 05:11:52 C 18 50 41.083 +57 46 12.94 V T08
2025-11-26 05:31:48 C 18 50 31.049 +57 46 49.19 V T08
2025-11-26 17:11:01 C 18 44 49.721 +58 10 13.33 Z C23
2025-11-26 18:06:21 C 18 44 21.146 +58 11 55.21 Z C23
2025-11-28 17:53:38 B 18 19 07.519 +59 38 16.87 q Y84
2025-11-28 18:05:58 B 18 19 00.514 +59 38 34.30 q Y84
2025-11-28 18:16:59 B 18 18 54.187 +59 38 50.53 q Y84
2025-11-28 18:54:59 B 18 18 32.933 +59 39 44.39 q Y84
2025-11-28 19:00:23 B 18 18 29.830 +59 39 52.20 q Y84
2025-11-28 19:05:47 B 18 18 26.866 +59 39 59.65 q Y84
2025-12-02 17:57:16 B 17 21 48.350 +61 29 14.21 q Y84
2025-12-02 18:03:04 B 17 21 44.726 +61 29 16.51 q Y84
2025-12-02 18:08:07 B 17 21 41.918 +61 29 15.76 q Y84
2025-12-09 12:20:15 C 15 40 23.149 +60 46 36.59 V 703
2025-12-09 12:24:59 C 15 40 20.348 +60 46 32.77 V 703
2025-12-09 12:29:42 C 15 40 17.648 +60 46 28.27 V 703
2025-12-09 12:34:26 C 15 40 15.110 +60 46 26.04 V 703
2025-12-13 02:35:47 B 14 53 47.83 +58 39 26.0 X L99
2025-12-13 02:40:50 B 14 53 45.22 +58 39 17.7 X L99
2025-12-13 02:45:52 B 14 53 42.74 +58 39 09.1 X L99
2025-12-15 23:43:16 C 14 22 19.28 +56 23 41.2 V M32
2025-12-15 23:46:50 C 14 22 17.84 +56 23 34.3 V M32
2025-12-15 23:50:34 C 14 22 16.29 +56 23 26.9 V M32
2025-12-15 23:54:23 C 14 22 14.75 +56 23 19.7 V M32
2025-12-15 23:57:58 C 14 22 13.28 +56 23 12.6 V M32
2025-12-16 12:59:45 C 14 16 51.164 +55 56 23.42 V 703
2025-12-16 13:03:21 C 14 16 49.566 +55 56 16.40 V 703
2025-12-16 13:06:57 C 14 16 48.076 +55 56 09.20 V 703
2025-12-16 13:10:33 C 14 16 46.502 +55 56 01.82 V 703
2025-12-20 11:14:51 C 13 42 46.890 +52 22 34.75 V G96
2025-12-20 11:22:27 C 13 42 44.330 +52 22 18.26 V G96
2025-12-20 11:30:00 C 13 42 41.782 +52 22 01.81 V G96