2023 UM9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2819865055 ± 1.99e-06
Semi-major axis (a)1.2791230708 AU ± 2.86e-06
Inclination (i)19.04171167° ± 1.46e-04
Long. of Asc. Node (Ω)216.75003902° ± 3.55e-05
Arg. of Perihelion (ω)237.71001369° ± 2.23e-05
Mean Anomaly (M)123.22072337° ± 1.59e-03
Mean Motion (n)0.6813084541°/day ± 2.28e-06
Perihelion dist (q)0.91842763 AU ± 3.27e-06
Aphelion dist (Q)1.63981852 AU ± 4.46e-06
Orbital Period1.44666674 yr ± 4.84e-06
Physical Parameters
H (abs. magnitude)22.92
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.283″
Uncertainty1
Orbit TypeApollo
MOID0.024848 AU
Observations Used24
Oppositions1
Arc Total2023-2024
First Observation Used2023-10-22
Last Observation Used2024-04-30
Observations (24)
Date Type RA Dec Mag Band Observatory
2023-10-22 09:45:05 C 07 00 09.241 +29 20 58.20 V G96
2023-10-22 09:52:37 C 07 00 12.222 +29 20 01.75 V G96
2023-10-22 10:00:08 C 07 00 15.181 +29 19 04.73 V G96
2023-10-22 10:07:40 C 07 00 18.122 +29 18 08.68 V G96
2023-10-22 10:39:28 C 07 00 30.251 +29 14 08.07 V H01
2023-10-22 10:47:16 C 07 00 33.293 +29 13 09.15 V H01
2023-10-22 11:00:01 C 07 00 38.261 +29 11 32.77 V H01
2023-10-22 11:18:15 C 07 00 45.349 +29 09 14.71 V H01
2023-10-22 12:10:06 C 07 01 05.740 +29 02 42.70 V I52
2023-10-22 12:15:27 C 07 01 07.870 +29 02 01.10 V I52
2023-10-22 12:18:08 C 07 01 08.920 +29 01 41.10 V I52
2023-10-23 08:56:51 C 07 09 33.12 +26 19 59.5 u H21
2023-10-23 08:58:36 C 07 09 33.79 +26 19 45.8 u H21
2023-10-23 08:59:49 C 07 09 34.25 +26 19 36.1 u H21
2023-10-26 12:00:10 C 07 38 35.272 +15 39 11.92 V I52
2023-10-26 12:00:46 C 07 38 35.484 +15 39 06.19 V I52
2023-10-26 12:02:44 C 07 38 36.204 +15 38 48.34 V I52
2023-10-26 12:03:21 C 07 38 36.377 +15 38 42.97 V I52
2023-10-26 12:05:19 C 07 38 37.054 +15 38 26.12 V I52
2023-10-26 12:05:55 C 07 38 37.280 +15 38 20.69 V I52
2024-04-30 08:00:03 C 14 22 27.188 -10 59 14.32 V V06
2024-04-30 08:04:39 C 14 22 26.850 -10 59 05.71 V V06
2024-04-30 08:09:15 C 14 22 26.504 -10 58 56.53 V V06
2024-04-30 08:13:51 C 14 22 26.159 -10 58 47.86 V V06