503892 (2001 UF18)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6097312253 ± 1.78e-07
Semi-major axis (a)1.1411379828 AU ± 2.17e-09
Inclination (i)31.25864750° ± 2.12e-05
Long. of Asc. Node (Ω)45.95933208° ± 7.60e-06
Arg. of Perihelion (ω)202.60929277° ± 1.31e-05
Mean Anomaly (M)340.13822107° ± 3.36e-05
Mean Motion (n)0.8085465615°/day ± 2.30e-09
Perihelion dist (q)0.44535052 AU ± 2.03e-07
Aphelion dist (Q)1.83692544 AU ± 2.03e-07
Orbital Period1.21900993 yr ± 3.47e-09
Physical Parameters
H (abs. magnitude)19.25
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.354″
Uncertainty0
Orbit TypeApollo
MOID0.311366 AU
Observations Used155
Oppositions4
Arc Total2001-2023
First Observation Used2001-10-26
Last Observation Used2023-12-04
Observations (157)
Date Type RA Dec Mag Band Observatory
2001-10-26 10:48:22 C 02 12 37.46 -22 39 18.1 20.0 c 608
2001-10-26 11:03:20 C 02 12 33.60 -22 38 43.5 20.0 c 608
2001-10-26 11:18:50 C 02 12 29.58 -22 38 08.4 20.0 c 608
2001-10-27 04:58:49 C 02 08 08.34 -21 58 05.1 c 711
2001-10-27 05:04:34 C 02 08 06.94 -21 57 53.1 c 711
2001-10-27 05:10:22 C 02 08 05.45 -21 57 39.2 c 711
2001-10-28 04:41:38 C 02 02 31.02 -21 04 36.0 c 711
2001-10-28 04:47:28 C 02 02 29.77 -21 04 21.4 c 711
2001-11-12 03:52:24 C 01 06 09.86 -09 23 51.1 c 715
2001-11-12 04:07:16 C 01 06 08.39 -09 23 27.3 c 715
2001-11-12 04:22:15 C 01 06 06.88 -09 23 03.6 c 715
2001-11-20 05:31:47 C 00 51 54.89 -04 46 05.3 c 696
2001-11-20 05:35:32 C 00 51 54.69 -04 46 00.0 c 696
2006-10-22 07:27:15 C 04 18 37.36 +18 16 06.2 r G96
2006-10-22 07:51:03 C 04 18 34.05 +18 16 20.4 r G96
2006-10-22 08:03:26 C 04 18 32.32 +18 16 28.3 r G96
2006-10-22 09:10:22 C 04 18 23.02 +18 17 08.7 r G96
2006-10-22 09:23:16 C 04 18 21.22 +18 17 16.7 r G96
2006-10-22 09:36:16 C 04 18 19.41 +18 17 24.6 r G96
2006-10-23 08:03:59 C 04 15 13.72 +18 30 50.1 r G96
2006-10-23 08:17:57 C 04 15 11.75 +18 30 58.0 r G96
2006-10-23 08:31:58 C 04 15 09.75 +18 31 06.6 r G96
2006-10-23 08:45:30 C 04 15 07.82 +18 31 15.0 r G96
2006-11-01 06:28:54 C 03 42 44.13 +20 26 56.3 r 448
2006-11-01 06:54:31 C 03 42 40.02 +20 27 08.6 r 448
2006-11-01 07:20:16 C 03 42 35.76 +20 27 20.9 r 448
2006-11-12 10:30:45 C 02 59 26.80 +22 03 48.2 r F84
2006-11-12 10:53:30 C 02 59 23.22 +22 03 53.7 r F84
2006-11-14 06:55:28 C 02 52 35.43 +22 13 38.3 r G96
2006-11-14 07:06:51 C 02 52 33.67 +22 13 40.8 r G96
2006-11-14 07:19:54 C 02 52 31.62 +22 13 43.4 r G96
2006-11-14 07:31:27 C 02 52 29.85 +22 13 45.6 r G96
2006-11-18 06:25:35 C 02 38 32.92 +22 29 57.0 r G96
2006-11-18 06:36:12 C 02 38 31.41 +22 29 58.0 r G96
2006-11-18 06:46:54 C 02 38 29.86 +22 29 59.8 r G96
2006-11-18 06:57:30 C 02 38 28.35 +22 30 01.4 r G96
2006-11-25 05:46:06 C 02 16 57.79 +22 45 00.5 r G96
2006-11-25 05:46:52 C 02 16 57.72 +22 45 00.6 r G96
2006-11-25 05:50:53 C 02 16 57.25 +22 45 01.0 r G96
2006-11-25 05:51:46 C 02 16 57.14 +22 45 01.0 r G96
2006-11-25 05:55:56 C 02 16 56.64 +22 45 01.4 r G96
2006-11-25 05:56:42 C 02 16 56.56 +22 45 01.0 r G96
2006-11-25 06:00:39 C 02 16 56.10 +22 45 01.3 r G96
2006-11-25 06:01:27 C 02 16 55.95 +22 44 59.4 r G96
2012-09-14 09:28:53 C 06 18 32.27 -18 04 10.2 u 807
2012-09-14 09:34:39 C 06 18 31.48 -18 04 09.6 u 807
2012-09-14 09:40:25 C 06 18 30.68 -18 04 08.9 u 807
2012-09-14 09:46:11 C 06 18 29.90 -18 04 08.3 u 807
2012-10-15 09:35:02 C 03 53 29.50 -12 44 41.9 r 703
2012-10-15 09:42:28 C 03 53 27.52 -12 44 35.0 r 703