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
2013-11-02 09:34:41 C 21 03 43.49 -04 17 54.5 o 474
2013-11-02 09:43:19 C 21 03 45.11 -04 17 45.7 o 474
2013-11-02 09:45:21 C 21 03 45.46 -04 17 43.7 o 474
2013-11-02 09:47:23 C 21 03 45.86 -04 17 41.5 o 474
2013-11-03 00:03:35 C 21 06 30.47 -04 03 23.3 u 807
2013-11-03 00:07:08 C 21 06 31.15 -04 03 19.7 u 807
2013-11-03 00:10:41 C 21 06 31.81 -04 03 16.1 u 807
2013-11-03 00:14:15 C 21 06 32.48 -04 03 12.5 u 807
2013-11-03 09:51:40 C 21 08 22.95 -03 53 27.2 o 474
2013-11-03 09:52:41 C 21 08 23.10 -03 53 26.4 o 474
2013-11-03 09:53:41 C 21 08 23.34 -03 53 25.4 o 474
2013-11-03 09:54:43 C 21 08 23.49 -03 53 24.2 o 474
2013-11-03 09:55:42 C 21 08 23.69 -03 53 23.3 o 474
2013-11-04 00:03:16 C 21 11 06.29 -03 39 13.4 u 807
2013-11-04 00:06:48 C 21 11 06.95 -03 39 09.8 u 807
2013-11-04 00:10:20 C 21 11 07.61 -03 39 06.1 u 807
2013-11-04 00:13:52 C 21 11 08.28 -03 39 02.6 u 807
2013-11-04 00:16:33 C 21 11 08.78 -03 38 59.9 u 807
2013-11-06 01:56:08 C 21 20 37.39 -02 49 18.2 o 926
2013-11-06 02:10:50 C 21 20 40.13 -02 49 03.4 o 926
2013-11-06 02:24:37 C 21 20 42.69 -02 48 49.5 o 926
2013-11-06 19:16:41 C 21 23 54.74 -02 31 56.3 t 204
2013-11-06 19:33:42 C 21 23 57.93 -02 31 39.4 t 204
2013-11-07 03:35:02 C 21 25 29.06 -02 23 33.2 q 703
2013-11-07 03:44:31 C 21 25 30.79 -02 23 22.7 q 703
2013-11-07 03:53:59 C 21 25 32.52 -02 23 13.5 q 703
2013-11-08 00:58:47 C 21 29 32.14 -02 02 08.5 u H21
2013-11-08 01:09:08 C 21 29 34.07 -02 01 58.2 u H21
2013-11-08 01:14:15 C 21 29 34.99 -02 01 52.9 u H21
2013-11-08 01:18:20 C 21 29 35.77 -02 01 49.2 u H21
2013-11-09 02:48:52 C 21 34 23.75 -01 36 20.1 u H21
2013-11-09 02:56:51 C 21 34 25.24 -01 36 12.1 u H21
2013-11-09 03:04:58 C 21 34 26.72 -01 36 03.9 u H21
2013-11-14 02:11:05 C 21 56 34.26 +00 21 17.7 u H21
2013-11-14 02:16:22 C 21 56 35.22 +00 21 23.1 u H21
2013-11-14 02:21:37 C 21 56 36.15 +00 21 27.9 u H21
2013-11-17 03:24:02 C 22 09 52.43 +01 31 38.9 q 448
2013-11-17 03:43:04 C 22 09 55.79 +01 31 57.8 q 448
2013-11-17 04:02:47 C 22 09 59.30 +01 32 16.4 q 448
2013-11-18 03:05:27 C 22 14 07.61 +01 54 03.0 o 926
2013-11-18 03:21:52 C 22 14 10.47 +01 54 18.5 o 926
2013-11-18 03:35:49 C 22 14 12.93 +01 54 31.6 o 926
2013-11-24 02:24:39 C 22 39 14.42 +04 05 02.9 u H21
2013-11-24 02:31:08 C 22 39 15.53 +04 05 08.5 u H21
2013-11-24 02:38:13 C 22 39 16.74 +04 05 14.7 u H21
2013-11-25 00:52:55 C 22 43 05.17 +04 24 51.5 u H21
2013-11-25 00:59:29 C 22 43 06.28 +04 24 57.0 u H21
2013-11-25 01:13:04 C 22 43 08.56 +04 25 09.2 u H21
2013-11-25 01:19:38 C 22 43 09.65 +04 25 14.8 u H21
2013-11-27 01:13:47 C 22 51 15.66 +05 06 45.6 q 448