2023 UN9

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1730321111 ± 8.75e-08
Semi-major axis (a)0.9772734374 AU ± 1.21e-08
Inclination (i)18.28464081° ± 7.44e-06
Long. of Asc. Node (Ω)64.44257147° ± 2.71e-06
Arg. of Perihelion (ω)191.37907376° ± 1.92e-05
Mean Anomaly (M)165.42773163° ± 2.69e-05
Mean Motion (n)1.0202066126°/day ± 1.90e-08
Perihelion dist (q)0.80817375 AU ± 8.61e-08
Aphelion dist (Q)1.14637312 AU ± 8.67e-08
Orbital Period0.96610458 yr ± 1.80e-08
Physical Parameters
H (abs. magnitude)20.68
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.271″
Uncertainty0
Orbit TypeAten
MOID0.150590 AU
Observations Used355
Oppositions1
Arc Total2021-2025
First Observation Used2021-01-06
Last Observation Used2025-12-27
Observations (398)
Date Type RA Dec Mag Band Observatory
2025-11-28 10:10:57 C 06 27 40.237 +35 55 51.53 V G96
2025-11-28 10:19:09 C 06 27 38.826 +35 56 24.14 V G96
2025-11-28 11:08:53 C 06 27 32.909 +35 59 53.84 V T05
2025-11-28 11:10:50 C 06 27 32.537 +36 00 00.50 V T05
2025-11-28 11:11:29 C 06 27 32.527 +36 00 03.42 V T05
2025-11-28 11:45:04 C 06 27 26.537 +36 02 19.90 V T05
2025-11-28 11:45:43 C 06 27 26.424 +36 02 22.78 V T05
2025-11-28 11:49:38 C 06 27 25.742 +36 02 38.00 V T05
2025-11-28 11:50:17 C 06 27 25.625 +36 02 41.21 V T05
2025-11-28 18:12:42 C 06 26 22.96 +36 28 10.4 V D29
2025-11-28 18:31:48 C 06 26 19.55 +36 29 27.2 V D29
2025-11-28 18:50:53 C 06 26 16.14 +36 30 43.6 V D29
2025-11-29 06:37:49 C 06 24 20.824 +37 18 09.95 V V11
2025-11-29 07:11:27 C 06 24 14.720 +37 20 28.85 V V11
2025-11-29 07:41:59 C 06 24 09.065 +37 22 33.54 V V11
2025-11-29 10:11:55 C 06 23 43.997 +37 32 46.36 X F52
2025-11-29 10:43:24 C 06 23 38.105 +37 34 55.30 X F52
2025-11-29 10:59:09 C 06 23 35.106 +37 36 00.37 X F52
2025-12-01 05:22:27 C 06 15 47.588 +40 26 58.34 V 703
2025-12-01 05:25:46 C 06 15 46.976 +40 27 11.70 V 703
2025-12-01 05:29:04 C 06 15 46.249 +40 27 24.73 V 703
2025-12-01 05:32:23 C 06 15 45.608 +40 27 39.02 V 703
2025-12-12 00:51:45 C 05 03 04.606 +55 49 33.78 Z G19
2025-12-12 01:22:56 C 05 02 52.898 +55 50 57.26 Z G19
2025-12-12 01:54:07 C 05 02 41.249 +55 52 20.35 Z G19
2025-12-13 09:46:25 C 04 50 54.746 +57 15 54.65 V T05
2025-12-13 10:35:20 C 04 50 35.059 +57 17 54.71 V T05
2025-12-13 10:39:54 C 04 50 33.230 +57 18 06.05 V T05
2025-12-13 20:49:44 B 04 46 43.774 +57 42 15.66 V L65
2025-12-13 21:01:14 B 04 46 39.226 +57 42 43.60 V L65
2025-12-13 21:12:44 B 04 46 34.603 +57 43 11.24 V L65
2025-12-17 20:54:37 C 04 08 38.026 +60 50 47.18 Z G19
2025-12-17 21:19:56 C 04 08 27.302 +60 51 25.38 Z G19
2025-12-18 20:14:22 B 03 59 15.012 +61 24 46.44 Z K74
2025-12-18 20:23:08 B 03 59 11.359 +61 24 58.86 Z K74
2025-12-22 08:55:01 C 03 26 00.463 +62 54 06.08 V T08
2025-12-22 08:59:37 C 03 25 58.673 +62 54 08.96 V T08
2025-12-22 09:07:31 C 03 25 55.462 +62 54 14.33 V T08
2025-12-22 09:22:02 C 03 25 49.699 +62 54 25.09 V T08
2025-12-25 19:00:04 B 02 56 51.067 +63 37 34.82 X K87
2025-12-25 19:12:41 B 02 56 46.726 +63 37 39.65 X K87
2025-12-25 19:25:17 B 02 56 42.331 +63 37 43.43 X K87
2025-12-26 22:13:23 B 02 48 01.766 +63 45 04.07 q Y84
2025-12-26 22:18:35 B 02 48 00.034 +63 45 04.97 q Y84
2025-12-26 22:23:47 B 02 47 58.349 +63 45 05.98 q Y84
2025-12-27 18:58:02 B 02 41 43.277 +63 48 54.50 q Y84
2025-12-27 19:05:47 B 02 41 40.762 +63 48 56.20 q Y84
2025-12-27 19:13:30 B 02 41 38.410 +63 48 57.49 q Y84