2023 UD4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2957669071 ± 2.21e-05
Semi-major axis (a)1.4184223175 AU ± 4.49e-05
Inclination (i)1.16653633° ± 9.77e-05
Long. of Asc. Node (Ω)21.92119471° ± 1.96e-04
Arg. of Perihelion (ω)7.00942782° ± 6.14e-04
Mean Anomaly (M)83.57592990° ± 2.09e-02
Mean Motion (n)0.5834504006°/day ± 2.77e-05
Perihelion dist (q)0.99889994 AU ± 4.46e-05
Aphelion dist (Q)1.83794470 AU ± 6.61e-05
Orbital Period1.68930604 yr ± 8.03e-05
Physical Parameters
H (abs. magnitude)28.02
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.269″
Uncertainty2
Orbit TypeApollo
MOID0.001775 AU
Observations Used38
Oppositions1
Arc Total2023-2023
First Observation Used2023-10-20
Last Observation Used2023-10-23
Observations (40)
Date Type RA Dec Mag Band Observatory
2023-10-20 05:24:15 C 22 28 54.85 +10 51 29.1 U I41
2023-10-20 05:24:45 C 22 28 56.35 +10 51 58.9 U I41
2023-10-20 05:25:36 C 22 28 58.88 +10 52 49.3 U I41
2023-10-20 05:26:07 C 22 29 00.41 +10 53 19.0 U I41
2023-10-20 06:18:53 C 22 31 41.13 +11 45 38.6 U I41
2023-10-20 06:19:23 C 22 31 42.64 +11 46 07.9 U I41
2023-10-20 06:19:33 C 22 31 43.14 +11 46 17.2 U I41
2023-10-20 06:20:03 C 22 31 44.72 +11 46 46.9 U I41
2023-10-21 09:46:37 C 01 05 26.026 +41 49 44.15 V T05
2023-10-21 09:50:38 C 01 05 52.781 +41 53 00.46 V T05
2023-10-21 10:00:26 C 01 06 58.068 +42 00 55.55 V T05
2023-10-21 10:48:42 C 01 12 21.931 +42 38 21.48 V T05
2023-10-21 18:16:30 C 02 12 38.82 +46 37 45.2 V G33
2023-10-21 18:21:33 C 02 13 16.72 +46 40 21.2 V G33
2023-10-21 18:31:56 C 02 14 24.11 +46 52 24.5 X L18
2023-10-21 18:35:49 C 02 14 52.29 +46 54 21.1 X L18
2023-10-21 18:39:42 C 02 15 20.24 +46 56 15.9 X L18
2023-10-21 18:51:41 B 02 17 02.595 +46 55 50.73 X B72
2023-10-21 18:55:01 B 02 17 27.214 +46 57 29.02 X B72
2023-10-21 18:58:26 B 02 17 52.267 +46 59 08.67 X B72
2023-10-21 19:07:48 B 02 19 00.948 +47 03 40.12 X B72
2023-10-21 19:11:37 B 02 19 28.900 +47 05 29.46 X B72
2023-10-21 19:15:29 B 02 19 57.062 +47 07 19.56 X B72
2023-10-21 19:21:22 B 02 21 06.06 +47 10 15.5 X 958
2023-10-21 19:26:06 B 02 21 40.68 +47 12 31.3 X 958
2023-10-21 19:30:17 C 02 21 32.55 +47 22 26.2 V 073
2023-10-21 19:30:46 B 02 22 14.96 +47 14 45.7 X 958
2023-10-21 19:32:48 C 02 21 50.24 +47 23 35.0 V 073
2023-10-21 19:35:40 C 02 22 10.64 +47 24 51.5 V 073
2023-10-21 19:36:03 C 02 22 39.58 +47 20 55.2 V 104
2023-10-21 19:37:37 C 02 22 50.69 +47 21 38.7 V 104
2023-10-21 19:39:10 C 02 23 01.87 +47 22 21.3 V 104
2023-10-21 21:34:41 B 02 36 14.806 +48 04 08.36 V L65
2023-10-21 21:39:42 B 02 36 49.409 +48 05 55.54 V L65
2023-10-23 01:23:39 B 05 01 37.829 +48 23 49.34 X K74
2023-10-23 01:26:59 B 05 01 47.520 +48 23 25.01 X K74
2023-10-23 01:30:19 B 05 01 57.240 +48 23 00.78 X K74
2023-10-23 01:33:39 B 05 02 06.866 +48 22 36.44 X K74
2023-10-23 01:36:55 B 05 02 16.361 +48 22 12.40 X K74
2023-10-23 01:40:07 B 05 02 25.589 +48 21 48.64 X K74