375505 (2008 UN90)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1255612722 ± 1.42e-07
Semi-major axis (a)1.4044746835 AU ± 1.57e-09
Inclination (i)17.54502922° ± 1.58e-05
Long. of Asc. Node (Ω)33.49249037° ± 1.13e-05
Arg. of Perihelion (ω)313.21383525° ± 3.48e-05
Mean Anomaly (M)121.31072520° ± 3.10e-05
Mean Motion (n)0.5921631846°/day ± 9.93e-10
Perihelion dist (q)1.22812706 AU ± 2.00e-07
Aphelion dist (Q)1.58082231 AU ± 2.00e-07
Orbital Period1.66445046 yr ± 2.79e-09
Physical Parameters
H (abs. magnitude)20.20
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-01
RMS Residual0.651″
Uncertainty0
Orbit TypeAmor
MOID0.263862 AU
Observations Used419
Oppositions10
Arc Total1998-2023
First Observation Used1998-11-17
Last Observation Used2023-12-14
Observations (534)
Date Type RA Dec Mag Band Observatory
2023-11-01 07:26:34 C 01 00 19.883 +06 05 52.73 V 703
2023-11-03 05:59:22 C 00 56 13.506 +07 34 47.46 V 703
2023-11-03 06:16:12 C 00 56 11.857 +07 35 17.66 V 703
2023-11-03 06:24:31 C 00 56 11.112 +07 35 32.96 V 703
2023-11-04 03:07:03 C 00 54 28.150 +08 14 26.16 V W68
2023-11-04 03:14:48 C 00 54 27.454 +08 14 40.16 V W68
2023-11-04 03:19:24 C 00 54 27.065 +08 14 48.30 V W68
2023-11-04 03:37:41 C 00 54 25.399 +08 15 22.36 V W68
2023-11-05 06:30:29 C 00 52 17.656 +09 03 36.61 V G96
2023-11-05 06:37:58 C 00 52 17.026 +09 03 50.04 V G96
2023-11-05 06:45:26 C 00 52 16.396 +09 04 03.40 V G96
2023-11-05 06:52:56 C 00 52 15.776 +09 04 16.75 V G96
2023-11-06 20:46:02 C 00 49 28.68 +10 10 45.0 V 130
2023-11-06 20:55:20 C 00 49 28.00 +10 11 00.7 V 130
2023-11-07 03:01:50 C 00 49 01.994 +10 22 04.19 V W68
2023-11-07 03:07:05 C 00 49 01.584 +10 22 13.19 V W68
2023-11-07 03:16:16 C 00 49 00.883 +10 22 28.78 V W68
2023-11-07 03:30:39 C 00 48 59.762 +10 22 54.30 V W68
2023-11-07 04:46:54 C 00 48 55.098 +10 24 36.14 V 703
2023-11-07 04:54:28 C 00 48 54.486 +10 24 49.46 V 703
2023-11-07 05:02:02 C 00 48 53.932 +10 25 01.70 V 703
2023-11-07 05:09:37 C 00 48 53.363 +10 25 14.30 V 703
2023-11-09 05:09:11 C 00 45 46.299 +11 45 21.97 X F52
2023-11-09 05:25:58 C 00 45 45.179 +11 45 49.46 X F52
2023-11-09 05:42:41 C 00 45 44.049 +11 46 16.86 X F52
2023-11-09 05:46:00 C 00 45 42.592 +11 46 17.36 V 703
2023-11-09 05:53:44 C 00 45 42.095 +11 46 30.54 V 703
2023-11-09 05:59:32 C 00 45 42.912 +11 46 44.48 X F52
2023-11-09 06:01:27 C 00 45 41.533 +11 46 42.74 V 703
2023-11-09 06:09:10 C 00 45 41.018 +11 46 55.63 V 703
2023-12-14 03:10:12 C 00 44 09.312 +26 55 19.99 V G96
2023-12-14 03:18:25 C 00 44 09.658 +26 55 25.21 V G96
2023-12-14 03:26:38 C 00 44 09.985 +26 55 32.05 V G96
2023-12-14 03:34:53 C 00 44 10.273 +26 55 37.34 V G96