2023 UL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4879119119 ± 1.03e-04
Semi-major axis (a)1.2415881874 AU ± 1.54e-04
Inclination (i)7.05455874° ± 2.05e-03
Long. of Asc. Node (Ω)16.65361752° ± 2.75e-03
Arg. of Perihelion (ω)132.51580084° ± 2.84e-03
Mean Anomaly (M)123.43438339° ± 8.61e-02
Mean Motion (n)0.7124361010°/day ± 1.32e-04
Perihelion dist (q)0.63580252 AU ± 1.50e-04
Aphelion dist (Q)1.84737385 AU ± 2.62e-04
Orbital Period1.38345921 yr ± 2.57e-04
Physical Parameters
H (abs. magnitude)23.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.288″
Uncertainty2
Orbit TypeApollo
MOID0.072798 AU
Observations Used30
Oppositions1
Arc Total2023-2023
First Observation Used2023-10-19
Last Observation Used2023-11-11
Observations (30)
Date Type RA Dec Mag Band Observatory
2023-10-19 09:47:49 C 03 18 21.211 +27 02 54.42 V V00
2023-10-19 09:59:13 C 03 18 20.844 +27 03 11.74 V V00
2023-10-19 10:08:43 C 03 18 20.531 +27 03 26.39 V V00
2023-10-19 10:16:38 C 03 18 20.282 +27 03 38.48 V V00
2023-10-19 11:59:36 C 03 18 17.119 +27 06 13.13 V H01
2023-10-19 12:04:05 C 03 18 16.984 +27 06 19.79 V H01
2023-10-19 12:08:42 C 03 18 16.861 +27 06 26.73 V H01
2023-10-19 12:15:11 C 03 18 16.674 +27 06 36.69 V H01
2023-10-20 04:49:54 C 03 17 56.41 +27 32 58.7 V 691
2023-10-20 05:40:05 C 03 17 54.84 +27 34 23.6 V 691
2023-10-21 06:19:20 C 03 17 11.82 +28 15 52.8 u H21
2023-10-21 06:27:25 C 03 17 11.51 +28 16 07.1 u H21
2023-10-21 06:35:05 C 03 17 11.21 +28 16 20.6 u H21
2023-10-22 07:15:09 C 03 16 21.06 +29 00 46.2 u H21
2023-10-22 07:32:40 C 03 16 20.26 +29 01 18.9 u H21
2023-10-23 07:52:48 C 03 15 23.310 +29 48 23.47 V G96
2023-10-23 08:00:16 C 03 15 22.828 +29 48 38.12 V G96
2023-10-23 08:07:45 C 03 15 22.457 +29 48 52.96 V G96
2023-10-23 08:15:13 C 03 15 22.050 +29 49 08.29 V G96
2023-11-02 09:33:56 C 02 51 57.316 +42 05 59.53 V G96
2023-11-02 09:41:20 C 02 51 55.793 +42 06 32.69 V G96
2023-11-02 09:48:45 C 02 51 54.198 +42 07 06.35 V G96
2023-11-02 09:56:11 C 02 51 52.596 +42 07 39.25 V G96
2023-11-10 18:58:38 C 00 59 27.55 +64 37 59.8 X 033
2023-11-10 18:59:23 C 00 59 26.45 +64 38 05.9 X 033
2023-11-10 19:00:07 C 00 59 25.33 +64 38 12.3 X 033
2023-11-11 20:53:52 C 00 13 23.36 +67 54 41.2 X 033
2023-11-11 20:54:37 C 00 13 21.69 +67 54 46.4 X 033
2023-11-11 20:55:22 C 00 13 20.09 +67 54 50.6 X 033
2023-11-11 20:56:11 C 00 13 18.32 +67 54 56.8 X 033