2025 UL9

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6280634646 ± 1.37e-04
Semi-major axis (a)1.0495811587 AU ± 1.96e-04
Inclination (i)14.07876121° ± 4.20e-03
Long. of Asc. Node (Ω)23.26991088° ± 5.83e-04
Arg. of Perihelion (ω)241.72441388° ± 1.75e-03
Mean Anomaly (M)72.90459311° ± 2.88e-02
Mean Motion (n)0.9166176957°/day ± 2.57e-04
Perihelion dist (q)0.39037758 AU ± 1.61e-04
Aphelion dist (Q)1.70878474 AU ± 3.50e-04
Orbital Period1.07528612 yr ± 3.02e-04
Physical Parameters
H (abs. magnitude)22.95
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-03
RMS Residual0.247″
Uncertainty2
Orbit TypeApollo
MOID0.027955 AU
Observations Used87
Oppositions1
Arc Total2025-2025
First Observation Used2025-10-28
Last Observation Used2025-11-15
Observations (88)
Date Type RA Dec Mag Band Observatory
2025-10-28 01:42:25 C 20 57 52.222 +13 51 35.17 V G96
2025-10-28 01:50:42 C 20 58 02.957 +13 52 14.41 V G96
2025-10-28 01:58:59 C 20 58 13.735 +13 52 54.26 V G96
2025-10-28 02:07:15 C 20 58 24.568 +13 53 34.22 V G96
2025-10-28 02:39:20 C 20 59 06.079 +13 56 05.42 V I52
2025-10-28 02:39:39 C 20 59 06.472 +13 56 05.42 V I52
2025-10-28 02:39:59 C 20 59 06.896 +13 56 08.23 V I52
2025-10-28 02:40:18 C 20 59 07.300 +13 56 09.78 V I52
2025-10-28 02:43:25 C 20 59 10.950 +13 56 21.05 W H01
2025-10-28 02:49:22 C 20 59 18.625 +13 56 48.94 W H01
2025-10-28 03:04:00 C 20 59 37.499 +13 57 57.12 W H01
2025-10-28 03:18:06 C 20 59 55.659 +13 59 02.64 W H01
2025-10-28 04:29:18 C 21 01 27.907 +14 04 31.30 U I41
2025-10-28 05:45:37 C 21 03 04.216 +14 10 12.22 V I52
2025-10-28 05:45:56 C 21 03 04.612 +14 10 13.55 V I52
2025-10-28 05:46:16 C 21 03 05.018 +14 10 15.71 V I52
2025-10-28 05:46:35 C 21 03 05.396 +14 10 16.43 V I52
2025-10-28 17:13:32 B 21 17 05.45 +14 56 59.1 q M35
2025-10-28 17:26:25 B 21 17 19.89 +14 57 47.2 q M35
2025-10-28 17:33:33 B 21 17 27.88 +14 58 12.5 q M35
2025-10-28 17:46:16 B 21 17 42.22 +14 59 01.7 X M45
2025-10-28 17:49:37 B 21 17 45.94 +14 59 14.6 X M45
2025-10-28 17:52:42 B 21 17 49.43 +14 59 25.6 X M45
2025-10-28 18:10:38 C 21 18 11.01 +15 00 31.6 V 587
2025-10-28 18:13:19 B 21 18 14.345 +15 00 44.28 X K19
2025-10-28 18:15:15 C 21 18 16.15 +15 00 48.4 V 587
2025-10-28 18:17:45 B 21 18 19.90 +15 01 02.6 X 958
2025-10-28 18:17:58 B 21 18 19.440 +15 01 01.52 X K19
2025-10-28 18:22:41 B 21 18 24.641 +15 01 18.80 X K19
2025-10-28 18:24:48 B 21 18 27.81 +15 01 28.3 X 958
2025-10-28 18:27:03 C 21 18 29.070 +15 01 23.30 X 033
2025-10-28 18:27:41 C 21 18 29.790 +15 01 25.80 X 033
2025-10-28 18:28:19 C 21 18 30.478 +15 01 28.30 X 033
2025-10-28 18:28:57 C 21 18 31.219 +15 01 30.30 X 033
2025-10-28 18:31:54 B 21 18 35.64 +15 01 54.6 X 958
2025-10-28 18:32:24 B 21 18 35.234 +15 01 51.53 W 204
2025-10-28 18:34:31 C 21 18 38.208 +15 02 07.13 V B37
2025-10-28 18:45:27 B 21 18 49.702 +15 02 39.08 W 204
2025-10-28 18:49:21 C 21 18 54.581 +15 03 00.77 V B37
2025-10-28 18:58:33 B 21 19 04.195 +15 03 26.42 W 204
2025-10-28 19:04:38 C 21 19 11.489 +15 03 56.19 V B37
2025-10-28 20:33:41 B 21 20 49.45 +15 09 08.3 V I93
2025-10-28 20:37:00 B 21 20 53.07 +15 09 20.2 V I93
2025-10-28 20:40:12 B 21 20 56.53 +15 09 31.1 V I93
2025-10-29 00:05:23 C 21 24 42.400 +15 23 31.20 V 807
2025-10-29 00:13:46 C 21 24 51.200 +15 23 58.90 V 807
2025-10-29 00:22:10 C 21 24 59.940 +15 24 26.50 V 807
2025-10-29 01:17:32 C 21 26 01.528 +15 25 36.14 W H01
2025-10-29 01:25:56 C 21 26 10.202 +15 26 03.71 W H01
2025-10-29 01:39:08 C 21 26 23.836 +15 26 47.17 W H01