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
2023-10-13 07:49:03 C 01 53 43.253 -09 58 52.64 V 703
2023-10-13 07:56:44 C 01 53 42.238 -09 58 36.70 V 703
2023-10-14 03:38:42 C 01 51 11.155 -09 17 22.60 V W68
2023-10-14 03:41:18 C 01 51 10.764 -09 17 17.30 V W68
2023-10-14 04:22:43 C 01 51 05.124 -09 15 51.08 V W68
2023-10-15 07:34:49 C 01 47 34.534 -08 19 26.08 V 703
2023-10-15 07:42:29 C 01 47 33.472 -08 19 10.99 V 703
2023-10-15 07:50:09 C 01 47 32.377 -08 18 54.50 V 703
2023-10-15 07:57:49 C 01 47 31.376 -08 18 38.70 V 703
2023-10-15 09:01:51 C 01 47 24.108 -08 16 17.23 X F52
2023-10-15 09:22:06 C 01 47 21.329 -08 15 34.66 X F52
2023-10-15 10:02:42 C 01 47 15.728 -08 14 09.02 X F52
2023-10-15 22:57:05 C 01 45 35.434 -07 46 18.77 V M22
2023-10-15 23:01:43 C 01 45 34.843 -07 46 08.58 V M22
2023-10-15 23:11:05 C 01 45 33.540 -07 45 48.31 V M22
2023-10-15 23:25:25 C 01 45 31.584 -07 45 17.53 V M22
2023-10-16 06:57:59 C 01 44 33.846 -07 29 49.34 V G96
2023-10-16 07:05:32 C 01 44 32.802 -07 29 33.29 V G96
2023-10-16 07:13:05 C 01 44 31.780 -07 29 17.20 V G96
2023-10-16 07:20:38 C 01 44 30.728 -07 29 01.21 V G96
2023-10-17 05:54:05 C 01 41 37.216 -06 40 40.15 V 703
2023-10-17 06:01:51 C 01 41 36.164 -06 40 23.56 V 703
2023-10-17 06:09:39 C 01 41 35.113 -06 40 06.85 V 703
2023-10-17 06:17:27 C 01 41 34.012 -06 39 50.40 V 703
2023-10-18 08:56:50 C 01 38 09.395 -05 42 08.06 X F51
2023-10-18 09:17:46 C 01 38 06.543 -05 41 22.74 X F51
2023-10-18 09:38:39 C 01 38 03.696 -05 40 37.54 X F51
2023-10-18 22:30:05 C 01 36 25.087 -05 12 12.71 V M22
2023-10-18 22:34:25 C 01 36 24.494 -05 12 02.38 V M22
2023-10-18 22:42:20 C 01 36 23.405 -05 11 45.82 V M22
2023-10-18 22:58:03 C 01 36 21.276 -05 11 11.87 V M22
2023-10-20 06:22:41 C 01 32 23.968 -04 03 16.78 V 703
2023-10-20 06:30:18 C 01 32 22.927 -04 03 00.50 V 703
2023-10-20 06:37:56 C 01 32 21.923 -04 02 43.33 V 703
2023-10-20 06:45:33 C 01 32 20.872 -04 02 27.02 V 703
2023-10-23 02:59:28 C 01 23 58.222 -01 32 52.73 V W68
2023-10-23 03:02:06 C 01 23 57.859 -01 32 46.75 V W68
2023-10-23 03:07:57 C 01 23 57.142 -01 32 34.30 V W68
2023-10-23 03:52:35 C 01 23 51.427 -01 30 57.35 V W68
2023-10-23 05:01:40 C 01 23 43.840 -01 29 00.38 V 703
2023-10-23 05:09:30 C 01 23 42.839 -01 28 43.54 V 703
2023-10-23 05:17:20 C 01 23 41.860 -01 28 26.18 V 703
2023-10-23 05:25:11 C 01 23 40.823 -01 28 09.52 V 703
2023-10-24 20:10:04 C 01 19 06.809 -00 03 37.26 V M22
2023-10-24 20:14:37 C 01 19 06.211 -00 03 28.12 V M22
2023-10-24 20:19:10 C 01 19 05.664 -00 03 18.00 V M22
2023-10-24 20:48:00 C 01 19 02.148 -00 02 16.51 V M22
2023-11-01 07:03:24 C 01 00 22.158 +06 05 07.94 V 703
2023-11-01 07:11:06 C 01 00 21.388 +06 05 22.09 V 703
2023-11-01 07:18:51 C 01 00 20.617 +06 05 38.33 V 703