2013 UG9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4860645215 ± 7.28e-08
Semi-major axis (a)2.1704823986 AU ± 5.87e-08
Inclination (i)5.72157029° ± 4.37e-06
Long. of Asc. Node (Ω)309.17022314° ± 7.97e-05
Arg. of Perihelion (ω)35.51577579° ± 8.80e-05
Mean Anomaly (M)285.68756492° ± 6.35e-05
Mean Motion (n)0.3082321061°/day ± 1.25e-08
Perihelion dist (q)1.11548791 AU ± 1.61e-07
Aphelion dist (Q)3.22547689 AU ± 1.81e-07
Orbital Period3.19767560 yr ± 1.30e-07
Physical Parameters
H (abs. magnitude)18.48
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.241″
Uncertainty0
Orbit TypeAmor
MOID0.118100 AU
Observations Used144
Oppositions8
Arc Total2013-2024
First Observation Used2013-10-28
Last Observation Used2024-02-02
Observations (149)
Date Type RA Dec Mag Band Observatory
2013-10-28 01:47:29 C 20 39 05.13 -06 26 10.1 q 703
2013-10-28 01:54:02 C 20 39 06.38 -06 26 04.1 q 703
2013-10-28 02:07:04 C 20 39 08.84 -06 25 51.7 q 703
2013-10-28 02:36:30 C 20 39 14.29 -06 25 22.1 q 703
2013-10-28 02:44:34 C 20 39 15.90 -06 25 14.3 q 703
2013-10-28 02:52:38 C 20 39 17.41 -06 25 06.2 q 703
2013-10-28 03:00:42 C 20 39 18.95 -06 24 57.6 q 703
2013-10-28 03:43:10 C 20 39 26.93 -06 24 15.9 o G48
2013-10-28 03:45:44 C 20 39 27.44 -06 24 12.9 o G48
2013-10-28 03:48:15 C 20 39 27.93 -06 24 10.4 o G48
2013-10-28 11:38:23 C 20 40 58.62 -06 16 05.0 o E10
2013-10-28 11:39:47 C 20 40 58.92 -06 16 03.8 o E10
2013-10-28 23:57:21 C 20 43 22.01 -06 03 50.7 u 807
2013-10-29 00:00:57 C 20 43 22.68 -06 03 47.3 u 807
2013-10-29 00:04:33 C 20 43 23.36 -06 03 43.8 u 807
2013-10-29 00:08:08 C 20 43 24.04 -06 03 40.2 u 807
2013-10-29 00:11:43 C 20 43 24.73 -06 03 36.6 u 807
2013-10-29 01:39:53 C 20 43 41.71 -06 02 28.4 r H21
2013-10-29 01:46:24 C 20 43 42.95 -06 02 22.0 r H21
2013-10-29 01:53:08 C 20 43 44.23 -06 02 15.1 r H21
2013-10-29 17:52:30 C 20 46 49.96 -05 46 20.8 q 113
2013-10-29 18:06:57 C 20 46 52.66 -05 46 06.0 q 113
2013-10-29 18:15:22 C 20 46 54.49 -05 45 57.8 q J95
2013-10-29 18:21:23 C 20 46 55.41 -05 45 51.3 q 113
2013-10-29 18:30:44 C 20 46 57.39 -05 45 42.5 q J95
2013-10-29 18:41:44 C 20 46 59.46 -05 45 31.0 q J95
2013-10-30 02:42:39 C 20 48 32.15 -05 37 26.8 q G96
2013-10-30 02:49:01 C 20 48 33.35 -05 37 19.9 o 926
2013-10-30 02:52:32 C 20 48 34.01 -05 37 16.8 q G96
2013-10-30 02:59:38 C 20 48 35.36 -05 37 09.2 o 926
2013-10-30 03:02:24 C 20 48 35.88 -05 37 06.8 q G96
2013-10-30 03:13:50 C 20 48 38.03 -05 36 55.0 o 926
2013-10-30 03:22:58 C 20 48 39.79 -05 36 45.9 q G96
2013-10-30 10:40:16 C 20 50 03.99 -05 29 08.3 q E23
2013-10-30 10:48:16 C 20 50 05.50 -05 29 00.2 q E23
2013-10-30 10:56:15 C 20 50 07.05 -05 28 54.1 q E23
2013-10-31 01:48:37 C 20 52 59.84 -05 14 19.0 q G96
2013-10-31 02:05:49 C 20 53 03.09 -05 14 01.5 q G96
2013-10-31 02:14:27 C 20 53 04.71 -05 13 52.9 q G96
2013-10-31 02:31:17 C 20 53 08.08 -05 13 37.4 q G58
2013-10-31 02:37:00 C 20 53 09.14 -05 13 31.6 q G58
2013-10-31 02:43:39 C 20 53 10.43 -05 13 25.1 q G58
2013-10-31 02:59:57 C 20 53 13.45 -05 13 07.8 t 673
2013-10-31 03:07:43 C 20 53 14.87 -05 13 00.1 t 673
2013-11-01 08:38:10 C 20 58 55.86 -04 43 00.1 o 474
2013-11-01 08:39:10 C 20 58 56.07 -04 42 59.0 o 474
2013-11-01 08:40:12 C 20 58 56.25 -04 42 58.3 o 474
2013-11-01 08:41:13 C 20 58 56.48 -04 42 57.2 o 474
2013-11-01 08:42:13 C 20 58 56.64 -04 42 56.1 o 474
2013-11-02 09:33:40 C 21 03 43.27 -04 17 55.6 o 474