2001 UG18

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5400701438 ± 2.88e-08
Semi-major axis (a)2.4116607874 AU ± 3.92e-09
Inclination (i)8.63263626° ± 6.41e-06
Long. of Asc. Node (Ω)235.38460888° ± 2.01e-05
Arg. of Perihelion (ω)124.98676214° ± 3.40e-05
Mean Anomaly (M)161.11415435° ± 7.72e-06
Mean Motion (n)0.2631709470°/day ± 6.41e-10
Perihelion dist (q)1.10919480 AU ± 6.95e-08
Aphelion dist (Q)3.71412678 AU ± 6.97e-08
Orbital Period3.74519412 yr ± 9.12e-09
Physical Parameters
H (abs. magnitude)20.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.453″
Uncertainty0
Orbit TypeAmor
MOID0.158989 AU
Observations Used158
Oppositions11
Arc Total2001-2016
First Observation Used2001-10-27
Last Observation Used2016-12-06
Observations (162)
Date Type RA Dec Mag Band Observatory
2016-09-30 09:23:15 C 02 01 39.49 +54 37 00.9 q H45
2016-09-30 09:25:09 C 02 01 40.05 +54 36 58.4 q H45
2016-09-30 09:26:39 C 02 01 40.45 +54 36 55.9 q H45
2016-09-30 09:28:13 C 02 01 40.83 +54 36 53.9 q H45
2016-09-30 09:29:29 C 02 01 41.18 +54 36 52.2 q H45
2016-10-05 04:53:38 C 02 30 43.56 +51 34 38.5 q H15
2016-10-05 05:07:28 C 02 30 46.44 +51 34 16.2 q H15
2016-10-05 05:21:21 C 02 30 49.37 +51 33 53.0 q H15
2016-10-08 08:25:07 C 02 46 02.60 +49 14 05.2 q H45
2016-10-08 08:26:27 C 02 46 02.83 +49 14 02.3 q H45
2016-10-08 08:27:36 C 02 46 03.00 +49 14 00.0 q H45
2016-10-08 08:29:41 C 02 46 03.39 +49 13 55.9 q H45
2016-10-08 08:30:56 C 02 46 03.60 +49 13 53.6 q H45
2016-10-08 08:32:07 C 02 46 03.78 +49 13 51.1 q H45
2016-10-24 11:48:32 C 03 29 43.95 +35 33 54.4 q G96
2016-10-24 11:54:42 C 03 29 44.19 +35 33 40.6 q G96
2016-10-24 12:01:51 C 03 29 44.51 +35 33 25.2 q G96
2016-10-24 12:09:13 C 03 29 44.88 +35 33 09.0 q G96
2016-10-25 10:43:07 C 03 31 00.24 +34 46 12.0 L T05
2016-10-25 10:50:16 C 03 31 00.42 +34 45 58.0 L T05
2016-10-25 11:04:45 C 03 31 00.93 +34 45 28.3 L T05
2016-10-25 11:26:03 C 03 31 01.77 +34 44 43.2 L T05
2016-10-25 11:33:30 C 03 31 02.14 +34 44 28.9 L T05
2016-10-29 09:17:47 C 03 34 58.76 +31 33 59.5 q 703
2016-10-29 09:24:16 C 03 34 58.94 +31 33 46.3 q 703
2016-10-29 09:30:47 C 03 34 59.11 +31 33 33.4 q 703
2016-10-29 09:37:16 C 03 34 59.25 +31 33 20.3 q 703
2016-10-30 07:50:45 C 03 35 43.57 +30 49 47.4 R G45
2016-10-30 08:01:26 C 03 35 43.78 +30 49 26.6 R G45
2016-10-30 08:11:37 C 03 35 44.00 +30 49 06.7 R G45
2016-10-30 08:22:05 C 03 35 44.20 +30 48 46.3 R G45
2016-11-05 18:33:13 C 03 39 02.08 +26 07 06.0 q D29
2016-11-05 18:53:34 C 03 39 02.27 +26 06 30.8 q D29
2016-11-06 08:11:09 C 03 39 13.81 +25 44 06.8 q G96
2016-11-06 08:17:21 C 03 39 13.81 +25 43 56.4 q G96
2016-11-06 08:23:30 C 03 39 13.81 +25 43 45.9 q G96
2016-11-06 08:29:42 C 03 39 13.85 +25 43 35.5 q G96
2016-11-06 09:16:37 C 03 39 13.98 +25 42 15.6 q 703
2016-11-06 09:25:20 C 03 39 13.99 +25 42 01.6 q 703
2016-11-06 09:34:02 C 03 39 14.08 +25 41 46.9 q 703
2016-11-06 09:42:44 C 03 39 14.16 +25 41 32.4 q 703
2016-11-18 08:56:24 C 03 40 49.01 +18 56 41.0 q G96
2016-11-18 09:02:38 C 03 40 48.99 +18 56 33.8 q G96
2016-11-18 09:08:51 C 03 40 48.96 +18 56 26.6 q G96
2016-11-18 09:15:02 C 03 40 48.96 +18 56 19.5 q G96
2016-11-20 23:10:59 C 03 40 54.60 +17 48 47.7 q 246
2016-11-20 23:12:02 C 03 40 54.63 +17 48 46.9 q 246
2016-11-20 23:12:52 C 03 40 54.58 +17 48 45.4 q 246
2016-11-20 23:13:06 C 03 40 54.56 +17 48 45.8 q 246
2016-11-22 21:44:11 C 03 40 58.82 +17 02 31.8 q 246