2001 UX4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7530815749 ± 2.98e-08
Semi-major axis (a)1.7206122095 AU ± 1.23e-09
Inclination (i)8.97461601° ± 7.08e-06
Long. of Asc. Node (Ω)182.29253365° ± 3.24e-05
Arg. of Perihelion (ω)333.96959280° ± 3.17e-05
Mean Anomaly (M)214.15160507° ± 4.56e-06
Mean Motion (n)0.4367046091°/day ± 4.69e-10
Perihelion dist (q)0.42485086 AU ± 5.13e-08
Aphelion dist (Q)3.01637356 AU ± 5.14e-08
Orbital Period2.25696332 yr ± 2.43e-09
Physical Parameters
H (abs. magnitude)19.36
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.353″
Uncertainty0
Orbit TypeApollo
MOID0.108685 AU
Observations Used242
Oppositions12
Arc Total2001-2022
First Observation Used2001-10-16
Last Observation Used2022-06-19
Observations (262)
Date Type RA Dec Mag Band Observatory
2010-10-29 09:53:07 C 02 28 17.32 -11 12 21.5 r 703
2010-10-29 09:53:55 C 02 28 17.22 -11 12 25.2 r 703
2010-10-29 09:54:48 C 02 28 17.07 -11 12 28.4 r 703
2010-10-29 09:54:58 C 02 28 16.87 -11 12 29.8 o H06
2010-10-29 10:08:19 C 02 28 14.78 -11 13 24.5 o H06
2010-10-29 11:04:39 C 02 28 09.13 -11 16 41.7 o E23
2010-10-29 11:15:17 C 02 28 07.31 -11 17 28.8 o E23
2010-10-29 11:26:34 C 02 28 05.68 -11 18 13.5 o E23
2010-10-29 12:03:40 C 02 27 59.81 -11 20 52.3 r E12
2010-10-29 12:30:53 C 02 27 55.15 -11 22 48.5 o E23
2010-10-29 12:37:29 C 02 27 54.22 -11 23 14.6 o E23
2010-10-29 12:40:03 C 02 27 54.08 -11 23 24.5 o E23
2010-10-29 12:47:06 C 02 27 52.79 -11 23 50.5 o E23
2010-10-29 12:50:21 C 02 27 51.99 -11 24 10.5 o E23
2010-10-29 20:49:28 C 02 26 38.02 -11 58 55.1 u 595
2010-10-29 20:52:38 C 02 26 37.50 -11 59 08.4 u 595
2010-10-29 20:55:51 C 02 26 36.96 -11 59 22.3 u 595
2010-10-29 20:56:59 C 02 26 36.73 -11 59 27.9 u 473
2010-10-29 20:57:59 C 02 26 36.57 -11 59 32.3 u 473
2010-10-29 22:25:25 C 02 26 22.72 -12 05 48.9 w J01
2010-10-29 22:32:11 C 02 26 21.57 -12 06 18.5 w J01
2010-10-29 22:37:14 C 02 26 20.71 -12 06 40.5 w J01
2010-10-30 03:43:09 C 02 25 31.62 -12 28 59.5 r H21
2010-10-30 03:49:17 C 02 25 30.60 -12 29 26.8 r H21
2010-10-30 04:01:26 C 02 25 28.52 -12 30 20.6 r H21
2010-10-30 04:38:09 C 02 25 22.88 -12 32 59.9 o H01
2010-10-30 04:50:57 C 02 25 20.70 -12 33 56.6 o H01
2010-10-30 04:59:45 C 02 25 19.19 -12 34 35.7 o H01
2010-10-30 05:19:17 C 02 25 15.83 -12 36 02.8 o H01
2010-10-30 06:20:23 C 02 25 05.23 -12 40 34.7 17.4 c 704
2010-10-30 06:39:02 C 02 25 01.99 -12 41 57.6 17.8 c 704
2010-10-30 06:57:46 C 02 24 58.71 -12 43 21.6 17.7 c 704
2010-10-30 07:16:26 C 02 24 55.44 -12 44 44.4 17.6 c 704
2010-10-30 07:35:01 C 02 24 52.20 -12 46 08.0 17.6 c 704
2010-10-30 07:41:54 C 02 24 51.15 -12 46 38.7 c 854
2010-10-30 07:42:40 C 02 24 50.99 -12 46 41.3 c 854
2010-10-30 07:43:26 C 02 24 50.89 -12 46 45.5 c 854
2010-10-30 07:47:39 C 02 24 50.15 -12 47 00.7 u 448
2010-10-30 07:52:32 C 02 24 49.30 -12 47 22.4 u 448
2010-10-30 07:57:25 C 02 24 48.43 -12 47 44.1 u 448
2010-10-30 08:02:17 C 02 24 47.58 -12 48 06.1 u 448
2010-10-30 08:08:16 C 02 24 46.56 -12 48 32.8 u 448
2010-10-30 20:39:21 C 02 22 39.83 -13 45 55.3 v B03
2010-10-30 20:45:25 C 02 22 38.72 -13 46 23.5 v B03
2010-10-30 20:51:23 C 02 22 37.59 -13 46 51.5 v B03
2010-10-30 20:57:56 C 02 22 36.42 -13 47 22.0 v B03
2010-11-02 07:00:27 C 02 10 58.51 -18 44 49.7 r 703
2010-11-02 07:13:30 C 02 10 55.38 -18 46 02.3 r 703
2010-11-02 07:26:48 C 02 10 52.21 -18 47 18.2 r 703
2010-11-02 07:40:09 C 02 10 49.04 -18 48 32.0 r 703