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
2023-10-05 11:29:50 C 04 51 56.552 -02 33 31.39 V 703
2023-10-10 14:09:42 C 04 32 31.159 -01 23 13.44 X F52
2023-10-10 14:25:32 C 04 32 28.382 -01 23 04.06 X F52
2023-10-10 14:41:23 C 04 32 25.538 -01 22 53.88 X F52
2023-10-11 11:07:19 C 04 28 55.812 -01 10 27.80 V 703
2023-10-11 11:14:13 C 04 28 54.476 -01 10 23.05 V 703
2023-10-11 11:21:06 C 04 28 53.256 -01 10 19.99 V 703
2023-10-11 11:28:00 C 04 28 52.064 -01 10 14.92 V 703
2023-10-15 08:51:42 C 04 12 00.266 -00 10 20.28 V G96
2023-10-15 08:59:11 C 04 11 58.834 -00 10 15.38 V G96
2023-10-15 09:06:39 C 04 11 57.397 -00 10 10.56 V G96
2023-10-15 09:14:08 C 04 11 55.964 -00 10 05.56 V G96
2023-10-15 12:54:32 C 04 11 14.380 -00 07 35.50 X F52
2023-10-15 13:28:14 C 04 11 07.876 -00 07 13.02 X F52
2023-10-15 13:45:09 C 04 11 04.605 -00 07 01.81 X F52
2023-10-17 12:34:32 C 04 02 07.495 +00 24 40.55 X F51
2023-10-17 12:50:28 C 04 02 04.326 +00 24 51.52 X F51
2023-10-17 13:06:24 C 04 02 01.154 +00 25 02.43 X F51
2023-10-17 13:22:18 C 04 01 57.996 +00 25 13.35 X F51
2023-10-21 08:30:41 C 03 43 53.803 +01 29 12.91 V 703
2023-10-21 08:38:29 C 03 43 52.201 +01 29 18.56 V 703
2023-10-21 08:46:19 C 03 43 50.606 +01 29 24.54 V 703
2023-10-21 08:54:07 C 03 43 48.968 +01 29 29.72 V 703
2023-11-03 09:02:21 C 02 41 54.564 +05 12 13.90 V 703
2023-11-03 09:09:41 C 02 41 53.207 +05 12 18.32 V 703
2023-11-03 09:17:01 C 02 41 51.788 +05 12 22.61 V 703
2023-11-03 09:24:21 C 02 41 50.510 +05 12 27.18 V 703
2023-11-05 08:30:52 C 02 33 21.524 +05 43 54.72 X F52
2023-11-05 08:48:32 C 02 33 18.339 +05 44 06.41 X F52
2023-11-05 09:06:25 C 02 33 15.116 +05 44 18.11 X F52
2023-11-05 09:24:12 C 02 33 11.897 +05 44 29.87 X F52
2023-11-06 08:05:28 C 02 29 14.140 +05 59 12.30 V G96
2023-11-06 08:12:54 C 02 29 12.836 +05 59 17.05 V G96
2023-11-06 08:20:21 C 02 29 11.522 +05 59 21.91 V G96
2023-11-06 08:27:47 C 02 29 10.223 +05 59 26.74 V G96
2023-11-07 06:57:41 C 02 25 20.773 +06 13 50.66 V 703
2023-11-07 07:05:16 C 02 25 19.376 +06 13 55.92 V 703
2023-11-07 07:12:51 C 02 25 18.156 +06 13 59.95 V 703
2023-11-07 07:20:25 C 02 25 16.820 +06 14 04.96 V 703
2023-11-07 07:41:03 C 02 25 13.318 +06 14 17.77 V G96
2023-11-07 07:48:36 C 02 25 12.018 +06 14 22.49 V G96
2023-11-07 07:56:08 C 02 25 10.722 +06 14 27.28 V G96
2023-11-07 08:03:41 C 02 25 09.433 +06 14 32.03 V G96
2023-11-09 07:15:59 C 02 17 26.747 +06 43 55.24 V 703
2023-11-09 07:23:42 C 02 17 25.472 +06 43 58.94 V 703
2023-11-09 07:39:08 C 02 17 22.909 +06 44 08.45 V 703
2023-11-13 07:34:08 C 02 03 06.613 +07 40 30.04 X F52
2023-11-13 08:09:36 C 02 03 01.540 +07 40 49.90 X F52
2023-11-13 08:27:17 C 02 02 59.022 +07 41 00.22 X F52
2023-11-18 05:09:49 C 01 48 13.982 +08 43 40.51 X F51