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
2025-12-20 11:37:34 C 13 42 39.215 +52 21 45.32 V G96
2025-12-22 10:59:14 C 13 28 13.948 +50 29 50.53 V 703
2025-12-22 11:02:38 C 13 28 12.922 +50 29 43.22 V 703
2025-12-22 11:06:03 C 13 28 11.867 +50 29 35.77 V 703
2025-12-22 11:09:27 C 13 28 10.823 +50 29 27.89 V 703
2025-12-25 14:01:26 C 13 08 14.911 +47 32 17.74 V T05
2025-12-25 14:32:51 C 13 08 06.586 +47 31 08.15 V T05
2025-12-25 14:40:20 C 13 08 04.608 +47 30 51.59 V T05
2025-12-25 14:46:59 C 13 08 02.813 +47 30 36.68 V T05
2025-12-28 13:31:50 C 12 51 46.814 +44 45 51.73 V T08
2025-12-28 13:35:47 C 12 51 45.883 +44 45 42.55 V T08
2025-12-28 13:54:23 C 12 51 41.551 +44 45 02.84 V T08
2025-12-28 14:03:41 C 12 51 39.386 +44 44 42.65 V T08
2025-12-31 00:08:33 C 12 39 42.398 +42 32 43.26 Z C23
2025-12-31 00:10:16 C 12 39 42.038 +42 32 39.44 Z C23
2025-12-31 00:12:01 C 12 39 41.722 +42 32 35.74 Z C23
2025-12-31 05:02:58 B 12 38 42.247 +42 22 15.42 q Y84
2025-12-31 05:05:40 B 12 38 41.676 +42 22 09.48 q Y84
2025-12-31 05:11:46 B 12 38 40.402 +42 21 56.05 q Y84
2025-12-31 19:06:04 C 12 36 02.367 +41 51 07.00 W O18
2025-12-31 19:49:57 C 12 35 53.594 +41 49 36.26 W O18
2026-01-01 12:34:22 C 12 32 44.402 +41 13 22.44 V T08
2026-01-01 12:48:16 C 12 32 41.630 +41 12 54.07 V T08
2026-01-01 12:52:17 C 12 32 40.822 +41 12 46.04 V T08
2026-01-01 13:06:12 C 12 32 38.016 +41 12 17.50 V T08
2026-01-01 13:12:52 C 12 32 36.670 +41 12 03.85 V T08
2026-01-01 13:20:11 C 12 32 35.177 +41 11 48.88 V T08
2026-01-01 13:27:30 C 12 32 33.689 +41 11 33.76 V T08
2026-01-02 12:54:17 C 12 28 15.602 +40 21 03.67 V T08
2026-01-02 13:01:48 C 12 28 14.131 +40 20 48.26 V T08
2026-01-02 13:20:24 C 12 28 10.471 +40 20 10.82 V T08
2026-01-02 13:32:03 C 12 28 08.131 +40 19 47.10 V T08
2026-01-03 12:55:20 C 12 23 58.375 +39 30 15.26 V T08
2026-01-03 12:56:00 C 12 23 58.277 +39 30 14.33 V T08
2026-01-03 13:01:20 C 12 23 57.257 +39 30 03.74 V T08
2026-01-03 13:02:00 C 12 23 57.108 +39 30 02.02 V T08
2026-01-03 13:10:39 C 12 23 55.476 +39 29 45.06 V T08
2026-01-03 13:13:17 C 12 23 54.955 +39 29 39.77 V T08
2026-01-03 13:27:13 C 12 23 52.272 +39 29 12.23 V T08
2026-01-03 13:30:31 C 12 23 51.646 +39 29 05.28 V T08
2026-01-05 19:57:11 C 12 14 34.111 +37 36 58.09 W O18
2026-01-05 20:45:57 C 12 14 25.386 +37 35 23.79 W O18
2026-01-09 12:57:56 C 12 00 20.057 +34 45 00.29 V T05
2026-01-09 13:02:34 C 12 00 19.282 +34 44 52.01 V T05
2026-01-09 13:08:29 C 12 00 18.262 +34 44 41.42 V T05
2026-01-09 13:19:49 C 12 00 16.325 +34 44 20.98 V T05
2026-01-11 12:22:54 C 11 53 07.159 +33 18 29.27 V T05
2026-01-11 12:26:13 C 11 53 06.614 +33 18 23.54 V T05
2026-01-11 12:58:33 C 11 53 01.279 +33 17 28.03 V T05
2026-01-11 13:03:08 C 11 53 00.530 +33 17 20.15 V T05