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
2010-11-02 23:45:38 C 02 07 00.00 -20 21 19.5 v 204
2010-11-02 23:49:01 C 02 06 59.13 -20 21 39.6 v 204
2010-11-02 23:52:21 C 02 06 58.27 -20 21 59.2 v 204
2010-11-02 23:55:40 C 02 06 57.42 -20 22 18.6 v 204
2010-11-02 23:59:02 C 02 06 56.57 -20 22 38.4 v 204
2010-11-13 21:19:02 S 23 43 45.811 -53 19 49.08 L C51
2010-11-14 10:00:55 S 23 29 43.298 -54 45 20.81 L C51
2013-05-19 10:04:08 C 22 42 12.76 +11 45 45.3 u 807
2013-05-19 10:07:41 C 22 42 12.28 +11 45 45.0 u 807
2013-05-19 10:11:13 C 22 42 11.79 +11 45 44.4 u 807
2013-05-19 10:14:45 C 22 42 11.30 +11 45 43.8 u 807
2013-06-12 10:21:39 C 21 24 33.85 +09 06 19.1 q 448
2013-06-12 10:33:59 C 21 24 32.02 +09 06 13.4 q 448
2013-06-12 10:48:34 C 21 24 29.79 +09 06 08.2 q 448
2013-06-14 09:55:22 C 21 17 34.11 +08 42 44.0 u G96
2013-06-14 10:02:53 C 21 17 32.96 +08 42 40.1 u G96
2013-06-14 10:10:26 C 21 17 31.81 +08 42 36.3 u G96
2013-06-14 10:17:53 C 21 17 30.66 +08 42 32.5 u G96
2013-07-04 22:58:29 C 20 04 43.72 +02 54 54.1 q 204
2013-07-04 23:32:51 C 20 04 38.96 +02 54 25.0 q 204
2019-09-22 09:27:24 C 02 21 39.49 +09 30 32.9 V G96
2019-09-22 09:37:42 C 02 21 39.25 +09 30 27.0 V G96
2019-09-22 09:43:16 C 02 21 39.17 +09 30 24.9 V G96
2019-09-22 09:48:52 C 02 21 39.03 +09 30 22.1 V G96
2019-10-01 10:49:27 C 02 14 45.28 +07 19 38.4 V G96
2019-10-01 10:56:54 C 02 14 44.92 +07 19 34.8 V G96
2019-10-01 11:04:23 C 02 14 44.55 +07 19 29.2 V G96
2019-10-01 11:11:50 C 02 14 44.21 +07 19 23.7 V G96
2019-10-19 08:00:50 C 01 41 03.39 -00 32 08.8 V 703
2019-10-19 08:08:32 C 01 41 02.42 -00 32 21.4 V 703
2019-10-19 08:16:14 C 01 41 01.56 -00 32 33.1 V 703
2019-10-19 08:23:56 C 01 41 00.72 -00 32 45.3 V 703
2019-10-20 06:07:51 C 01 38 23.73 -01 06 22.2 V 703
2019-10-20 06:15:25 C 01 38 22.78 -01 06 34.3 V 703
2019-10-20 06:22:58 C 01 38 21.76 -01 06 46.2 V 703
2019-10-20 06:30:32 C 01 38 20.91 -01 06 58.0 V 703
2019-10-20 07:16:14 C 01 38 15.00 -01 08 10.1 V G96
2019-10-20 07:24:16 C 01 38 13.98 -01 08 22.9 V G96
2019-10-20 07:32:18 C 01 38 12.96 -01 08 35.4 V G96
2019-10-20 07:40:20 C 01 38 11.95 -01 08 48.0 V G96
2019-10-21 10:41:27 C 01 34 47.078 -01 52 06.13 U F51
2019-10-21 10:59:11 C 01 34 44.703 -01 52 35.07 U F51
2019-10-21 11:16:59 C 01 34 42.315 -01 53 04.09 U F51
2019-10-21 11:34:48 C 01 34 39.926 -01 53 33.19 U F51
2019-10-22 06:24:10 C 01 32 11.89 -02 24 48.3 V 703
2019-10-22 06:31:51 C 01 32 10.83 -02 25 00.9 V 703
2019-10-22 06:39:29 C 01 32 09.75 -02 25 13.8 V 703
2019-10-22 06:47:09 C 01 32 08.79 -02 25 26.4 V 703
2019-10-22 10:01:13 C 01 31 42.63 -02 30 49.8 V T05
2019-10-22 10:06:05 C 01 31 41.98 -02 30 58.2 V T05