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
2001-11-20 08:19:19 C 03 32 38.13 +18 15 07.1 19.6 d 704
2001-11-20 12:14:51 C 03 32 39.27 +18 11 06.1 20.3 c 608
2001-11-20 12:30:06 C 03 32 39.27 +18 10 49.9 20.5 c 608
2001-11-20 12:44:57 C 03 32 39.29 +18 10 33.8 20.7 c 608
2001-11-21 05:31:37 C 03 32 47.02 +17 53 18.1 19.5 c 704
2001-11-21 05:52:44 C 03 32 47.02 +17 52 57.0 19.8 c 704
2001-11-21 06:13:51 C 03 32 47.02 +17 52 36.0 19.7 c 704
2001-11-21 06:34:58 C 03 32 47.02 +17 52 14.6 19.5 c 704
2001-11-21 06:56:06 C 03 32 47.04 +17 51 53.2 19.4 c 704
2001-11-23 06:36:20 C 03 33 05.27 +17 05 44.3 711
2001-11-23 06:45:14 C 03 33 05.27 +17 05 34.9 711
2001-11-23 06:54:07 C 03 33 05.25 +17 05 26.1 711
2001-11-24 14:54:18 C 03 33 18.25 +16 36 32.6 360
2001-11-24 14:57:44 C 03 33 18.30 +16 36 30.0 360
2001-11-24 15:01:15 C 03 33 18.26 +16 36 26.7 360
2016-07-13 10:02:47 C 20 54 02.070 +10 25 11.40 L F51
2016-07-13 10:37:37 C 20 54 03.071 +10 26 07.12 L F51
2016-07-13 10:55:04 C 20 54 03.568 +10 26 34.97 L F51
2016-07-14 05:28:12 C 20 54 42.43 +10 56 14.5 o 691
2016-07-14 05:43:28 C 20 54 42.91 +10 56 39.2 o 691
2016-07-14 05:58:45 C 20 54 43.38 +10 57 03.2 o 691
2016-08-02 07:39:27 C 21 12 30.23 +24 58 06.0 q H45
2016-08-02 07:41:24 C 21 12 30.33 +24 58 10.2 q H45
2016-08-02 07:44:25 C 21 12 30.40 +24 58 14.9 q H45
2016-08-02 07:46:18 C 21 12 30.45 +24 58 19.6 q H45
2016-08-02 07:48:05 C 21 12 30.56 +24 58 23.2 q H45
2016-08-02 07:49:51 C 21 12 30.62 +24 58 26.7 q H45
2016-08-03 21:07:43 C 21 14 23.13 +26 14 50.6 q 157
2016-08-03 21:22:52 C 21 14 23.82 +26 15 22.4 q 157
2016-08-04 07:32:25 C 21 14 53.78 +26 36 26.8 q H45
2016-08-04 07:34:15 C 21 14 53.85 +26 36 30.3 q H45
2016-08-04 07:36:17 C 21 14 53.96 +26 36 35.1 q H45
2016-08-04 07:37:50 C 21 14 53.99 +26 36 38.0 q H45
2016-08-04 07:39:38 C 21 14 54.09 +26 36 41.5 q H45
2016-08-04 07:41:39 C 21 14 54.20 +26 36 45.6 q H45
2016-08-22 01:22:44 C 21 48 53.89 +41 49 12.1 q 204
2016-08-22 01:34:20 C 21 48 55.19 +41 49 37.0 q 204
2016-08-29 21:55:16 C 22 16 53.97 +48 16 45.5 q 157
2016-08-29 22:04:23 C 22 16 55.45 +48 17 03.2 q 157
2016-09-05 08:39:40 C 22 49 38.71 +52 50 43.8 q H45
2016-09-05 08:41:20 C 22 49 39.12 +52 50 46.5 q H45
2016-09-05 08:42:58 C 22 49 39.49 +52 50 48.9 q H45
2016-09-05 08:44:29 C 22 49 39.87 +52 50 51.3 q H45
2016-09-07 20:52:43 C 23 05 21.32 +54 19 19.9 o B67
2016-09-07 21:07:31 C 23 05 25.18 +54 19 41.0 o B67
2016-09-07 21:22:17 C 23 05 29.04 +54 20 02.0 o B67
2016-09-28 20:19:52 C 01 51 04.44 +55 24 15.5 q 104
2016-09-28 20:25:56 C 01 51 06.31 +55 24 08.1 q 104
2016-09-28 20:32:00 C 01 51 08.05 +55 24 01.5 q 104
2016-09-30 09:21:17 C 02 01 39.02 +54 37 03.3 q H45