491567 (2012 RG3)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5283297534 ± 1.27e-08
Semi-major axis (a)1.5752541721 AU ± 1.40e-09
Inclination (i)15.90419745° ± 1.79e-06
Long. of Asc. Node (Ω)112.96581936° ± 5.97e-06
Arg. of Perihelion (ω)35.28189178° ± 6.22e-06
Mean Anomaly (M)128.65905611° ± 1.72e-06
Mean Motion (n)0.4985242839°/day ± 6.63e-10
Perihelion dist (q)0.74300052 AU ± 2.00e-08
Aphelion dist (Q)2.40750782 AU ± 2.01e-08
Orbital Period1.97708781 yr ± 2.63e-09
Physical Parameters
H (abs. magnitude)18.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.195″
Uncertainty0
Orbit TypeApollo
MOID0.138072 AU
Observations Used1033
Oppositions6
Arc Total2012-2025
First Observation Used2012-09-06
Last Observation Used2025-07-26
Observations (1109)
Date Type RA Dec Mag Band Observatory
2023-05-08 22:46:42 C 18 26 17.20 +67 20 49.1 M32
2023-05-08 22:47:29 C 18 26 16.83 +67 20 46.9 M32
2023-05-08 22:48:18 C 18 26 16.35 +67 20 43.8 M32
2023-05-08 22:51:28 C 18 26 14.52 +67 20 32.9 M32
2023-05-08 22:54:39 C 18 26 12.80 +67 20 23.3 M32
2023-05-08 22:55:03 C 18 26 12.52 +67 20 22.1 M32
2023-05-13 23:28:10 B 17 34 32.38 +59 56 10.9 Z M45
2023-05-13 23:30:40 B 17 34 31.66 +59 56 00.8 Z M45
2023-05-13 23:35:04 B 17 34 30.14 +59 55 44.1 Z M45
2023-05-13 23:35:53 B 17 34 29.84 +59 55 40.7 Z M45
2023-05-14 11:58:15 C 17 30 31.140 +59 06 54.22 V T05
2023-05-14 12:12:49 C 17 30 26.330 +59 05 56.04 V T05
2023-05-14 12:18:43 C 17 30 24.396 +59 05 33.11 V T05
2023-05-14 12:28:51 C 17 30 21.000 +59 04 52.72 V T05
2023-05-16 10:00:20 C 17 17 15.569 +56 01 15.67 V 703
2023-05-16 10:07:54 C 17 17 13.463 +56 00 44.86 V 703
2023-05-16 10:23:12 C 17 17 09.211 +55 59 41.93 V 703
2023-05-16 21:24:33 C 17 14 22.01 +55 14 22.2 q J69
2023-05-16 21:30:25 C 17 14 20.53 +55 13 58.5 q J69
2023-05-16 21:36:18 C 17 14 19.04 +55 13 34.8 q J69
2023-05-16 21:42:10 C 17 14 17.52 +55 13 11.3 q J69
2023-05-18 21:26:38 C 17 03 11.35 +51 56 38.9 V G33
2023-05-18 21:31:41 C 17 03 10.23 +51 56 18.9 V G33
2023-05-20 06:19:03 C 16 56 31.89 +49 40 34.0 V U55
2023-05-20 06:30:01 C 16 56 29.72 +49 39 49.1 V U55
2023-05-20 06:40:34 C 16 56 27.60 +49 39 05.8 V U55
2023-05-20 10:17:06 C 16 55 43.774 +49 24 20.34 V 703
2023-05-20 10:18:54 C 16 55 43.399 +49 24 12.71 V 703
2023-05-20 10:20:43 C 16 55 43.025 +49 24 05.04 V 703
2023-05-20 10:22:31 C 16 55 42.632 +49 23 57.41 V 703
2023-05-21 05:49:16 C 16 52 11.75 +48 03 14.3 V U55
2023-05-21 06:00:26 C 16 52 09.69 +48 02 28.8 V U55
2023-05-21 06:10:52 C 16 52 07.77 +48 01 46.1 V U55
2023-05-21 21:15:35 C 16 49 30.59 +46 59 29.7 M32
2023-05-21 21:19:36 C 16 49 29.88 +46 59 13.3 M32
2023-05-21 21:23:36 C 16 49 29.18 +46 58 56.9 M32
2023-05-21 21:27:37 C 16 49 28.47 +46 58 40.5 M32
2023-05-21 21:31:34 C 16 49 27.78 +46 58 24.3 M32
2023-05-21 23:44:32 B 16 49 04.05 +46 49 18.5 Z M45
2023-05-21 23:50:32 B 16 49 03.03 +46 48 53.9 Z M45
2023-05-22 00:03:34 B 16 49 00.76 +46 47 59.7 Z M45
2023-05-22 08:50:22 C 16 47 35.710 +46 11 57.44 V T05
2023-05-22 09:22:18 C 16 47 30.163 +46 09 47.52 V T05
2023-05-22 09:25:11 C 16 47 29.681 +46 09 35.57 V T05
2023-05-22 09:29:51 C 16 47 28.862 +46 09 16.74 V T05
2023-05-22 09:51:30 C 16 47 22.916 +46 07 41.81 V 703
2023-05-22 09:53:18 C 16 47 22.650 +46 07 34.90 V 703
2023-05-22 09:55:07 C 16 47 22.333 +46 07 26.80 V 703
2023-05-22 09:56:55 C 16 47 22.002 +46 07 19.38 V 703
2023-05-22 23:58:21 B 16 45 08.70 +45 09 32.9 Z M45