2013 UH9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5962745135 ± 8.12e-09
Semi-major axis (a)2.5834576126 AU ± 3.87e-08
Inclination (i)13.05510710° ± 2.42e-06
Long. of Asc. Node (Ω)222.08749253° ± 3.72e-06
Arg. of Perihelion (ω)186.97625830° ± 6.30e-06
Mean Anomaly (M)321.57643244° ± 2.33e-05
Mean Motion (n)0.2373614933°/day ± 5.34e-09
Perihelion dist (q)1.04300768 AU ± 2.62e-08
Aphelion dist (Q)4.12390754 AU ± 6.53e-08
Orbital Period4.15242704 yr ± 9.34e-08
Physical Parameters
H (abs. magnitude)18.61
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.231″
Uncertainty0
Orbit TypeAmor
MOID0.052524 AU
Observations Used468
Oppositions31
Arc Total1977-2018
First Observation Used2009-11-17
Last Observation Used2018-02-05
Observations (514)
Date Type RA Dec Mag Band Observatory
2013-11-01 02:23:55 C 21 15 13.86 +01 03 30.0 q H45
2013-11-01 02:25:44 C 21 15 14.10 +01 03 26.8 q H45
2013-11-01 08:52:40 C 21 16 07.14 +00 53 13.6 o 474
2013-11-01 08:53:20 C 21 16 07.23 +00 53 12.5 o 474
2013-11-01 08:54:02 C 21 16 07.32 +00 53 11.3 o 474
2013-11-01 08:54:42 C 21 16 07.42 +00 53 10.0 o 474
2013-11-01 08:55:22 C 21 16 07.50 +00 53 09.0 o 474
2013-11-01 12:15:52 C 21 16 34.70 +00 46 39.2 o 300
2013-11-01 12:26:35 C 21 16 36.11 +00 46 20.7 o 300
2013-11-01 12:29:16 C 21 16 36.47 +00 46 16.1 o 300
2013-11-02 01:41:09 C 21 18 28.72 +00 23 27.5 q H45
2013-11-02 01:48:34 C 21 18 29.68 +00 23 14.6 q H45
2013-11-02 01:50:00 C 21 18 29.86 +00 23 12.1 q H45
2013-11-02 01:52:38 C 21 18 30.24 +00 23 07.0 q H45
2013-11-02 01:54:22 C 21 18 30.47 +00 23 04.4 q H45
2013-11-02 01:58:35 C 21 18 31.10 +00 22 56.4 q H45
2013-11-02 02:00:40 C 21 18 31.31 +00 22 53.6 q H45
2013-11-02 02:01:45 C 21 18 31.49 +00 22 51.4 q H45
2013-11-02 02:02:45 C 21 18 31.62 +00 22 49.6 q H45
2013-11-02 02:04:13 C 21 18 31.79 +00 22 46.7 q H45
2013-11-02 09:16:35 C 21 19 33.59 +00 10 57.9 o 474
2013-11-02 09:17:35 C 21 19 33.73 +00 10 56.0 o 474
2013-11-02 09:18:37 C 21 19 33.87 +00 10 54.2 o 474
2013-11-02 09:19:36 C 21 19 34.02 +00 10 52.4 o 474
2013-11-02 09:20:38 C 21 19 34.15 +00 10 50.7 o 474
2013-11-02 23:59:24 C 21 21 43.58 -00 15 11.4 u 807
2013-11-03 00:02:34 C 21 21 44.03 -00 15 17.0 u 807
2013-11-03 00:06:09 C 21 21 44.52 -00 15 23.4 u 807
2013-11-03 00:09:42 C 21 21 45.01 -00 15 29.8 u 807
2013-11-03 00:13:15 C 21 21 45.51 -00 15 36.2 u 807
2013-11-03 00:16:48 C 21 21 46.01 -00 15 42.4 u 807
2013-11-03 00:39:24 C 21 21 49.98 -00 17 03.2 q H45
2013-11-03 00:40:32 C 21 21 50.14 -00 17 04.9 q H45
2013-11-03 00:42:01 C 21 21 50.33 -00 17 07.5 q H45
2013-11-03 00:43:16 C 21 21 50.52 -00 17 09.8 q H45
2013-11-03 00:45:00 C 21 21 50.75 -00 17 12.7 q H45
2013-11-03 00:45:58 C 21 21 50.90 -00 17 14.7 q H45
2013-11-03 00:59:11 C 21 21 52.60 -00 17 40.3 u H21
2013-11-03 01:02:55 C 21 21 53.12 -00 17 47.1 u H21
2013-11-03 01:06:28 C 21 21 53.62 -00 17 53.4 u H21
2013-11-03 01:10:01 C 21 21 54.11 -00 17 59.8 u H21
2013-11-03 01:13:14 C 21 21 54.57 -00 18 05.5 u H21
2013-11-03 01:16:47 C 21 21 55.07 -00 18 11.9 u H21
2013-11-03 10:02:40 C 21 23 13.37 -00 33 05.6 o 474
2013-11-03 10:03:42 C 21 23 13.51 -00 33 07.4 o 474
2013-11-03 10:04:42 C 21 23 13.66 -00 33 09.1 o 474
2013-11-03 10:05:44 C 21 23 13.81 -00 33 11.0 o 474
2013-11-03 10:06:43 C 21 23 13.96 -00 33 12.9 o 474
2013-11-03 10:07:45 C 21 23 14.09 -00 33 14.7 o 474
2013-11-04 00:00:38 C 21 25 23.02 -00 58 35.0 u 807