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
2013-10-30 12:32:51 C 21 10 15.80 +02 06 28.8 o 300
2013-10-30 12:34:55 C 21 10 16.05 +02 06 25.2 o 300
2013-10-30 12:36:57 C 21 10 16.30 +02 06 21.5 o 300
2013-10-30 18:59:23 C 21 11 05.67 +01 55 48.8 q C43
2013-10-30 19:01:50 C 21 11 06.00 +01 55 44.7 q C43
2013-10-30 19:05:09 C 21 11 06.38 +01 55 39.4 q C43
2013-10-30 20:27:25 C 21 11 16.85 +01 53 28.2 q Z62
2013-10-30 20:29:45 C 21 11 16.86 +01 53 20.2 u 510
2013-10-30 20:34:12 C 21 11 17.69 +01 53 16.6 q Z62
2013-10-30 20:40:57 C 21 11 18.49 +01 53 05.8 q Z62
2013-10-30 20:45:35 C 21 11 18.82 +01 52 54.2 u 510
2013-10-30 20:57:28 C 21 11 20.29 +01 52 35.1 u 510
2013-10-30 21:08:13 C 21 11 21.61 +01 52 17.1 u 510
2013-10-30 21:15:45 C 21 11 22.31 +01 52 06.1 t 595
2013-10-30 21:19:32 C 21 11 23.00 +01 51 58.6 u 510
2013-10-30 21:22:01 C 21 11 23.10 +01 51 56.1 t 595
2013-10-30 21:28:16 C 21 11 23.92 +01 51 46.0 t 595
2013-10-31 01:40:53 C 21 11 57.98 +01 44 56.5 q G96
2013-10-31 01:49:30 C 21 11 59.02 +01 44 42.2 q G96
2013-10-31 01:58:07 C 21 12 00.06 +01 44 28.0 q G96
2013-10-31 02:04:23 C 21 12 01.20 +01 44 14.7 q G58
2013-10-31 02:06:43 C 21 12 01.10 +01 44 13.8 q G96
2013-10-31 02:12:15 C 21 12 02.15 +01 44 01.7 q G58
2013-10-31 02:22:39 C 21 12 03.42 +01 43 44.5 q G58
2013-10-31 03:15:22 C 21 12 09.65 +01 42 19.1 t 673
2013-10-31 03:19:45 C 21 12 10.20 +01 42 11.3 t 673
2013-10-31 03:22:06 C 21 12 10.50 +01 42 07.5 t 673
2013-10-31 11:14:45 C 21 13 11.97 +01 29 01.4 q 900
2013-10-31 11:17:50 C 21 13 12.37 +01 28 56.1 q 900
2013-10-31 16:56:26 C 21 13 58.33 +01 19 22.7 v 461
2013-10-31 16:57:46 C 21 13 58.50 +01 19 20.5 v 461
2013-10-31 16:59:07 C 21 13 58.66 +01 19 18.2 v 461
2013-10-31 17:00:28 C 21 13 58.83 +01 19 16.0 v 461
2013-10-31 17:01:48 C 21 13 59.01 +01 19 13.8 v 461
2013-10-31 18:46:32 C 21 14 12.42 +01 16 17.0 q 046
2013-10-31 18:49:55 C 21 14 12.92 +01 16 11.1 q 046
2013-10-31 18:53:10 C 21 14 13.24 +01 16 06.1 q 046
2013-10-31 18:54:46 C 21 14 13.47 +01 16 03.4 q 046
2013-11-01 01:17:59 C 21 15 05.45 +01 05 21.8 q H45
2013-11-01 01:21:01 C 21 15 05.83 +01 05 16.8 q H45
2013-11-01 01:23:04 C 21 15 06.10 +01 05 13.3 q H45
2013-11-01 01:25:06 C 21 15 06.36 +01 05 09.9 q H45
2013-11-01 01:27:03 C 21 15 06.61 +01 05 06.8 q H45
2013-11-01 01:45:36 C 21 15 08.96 +01 04 34.8 q H45
2013-11-01 01:47:11 C 21 15 09.18 +01 04 32.1 q H45
2013-11-01 01:48:43 C 21 15 09.36 +01 04 29.7 q H45
2013-11-01 01:50:28 C 21 15 09.59 +01 04 26.6 q H45
2013-11-01 01:52:21 C 21 15 09.83 +01 04 23.4 q H45
2013-11-01 02:20:17 C 21 15 13.38 +01 03 36.1 q H45
2013-11-01 02:21:55 C 21 15 13.60 +01 03 33.2 q H45