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
2018-10-28 14:03:02 C 00 44 20.94 -01 40 36.7 q D29
2018-10-28 14:23:24 C 00 44 19.00 -01 39 52.8 q D29
2018-10-29 05:44:53 C 00 43 00.08 -01 06 46.6 V 703
2018-10-29 05:52:26 C 00 42 59.36 -01 06 30.0 V 703
2018-10-29 06:00:00 C 00 42 58.69 -01 06 14.0 V 703
2018-10-29 06:07:32 C 00 42 58.01 -01 05 57.4 V 703
2018-11-01 05:35:15 C 00 37 20.64 +01 23 52.6 V 703
2018-11-01 05:50:28 C 00 37 19.77 +01 24 24.4 V 703
2018-11-01 05:58:04 C 00 37 19.24 +01 24 38.4 V 703
2018-11-04 04:15:04 C 00 32 36.72 +03 44 32.8 V 703
2018-11-04 04:22:41 C 00 32 36.25 +03 44 46.5 V 703
2018-11-04 04:37:56 C 00 32 35.13 +03 45 16.9 V 703
2018-11-08 04:17:02 C 00 27 28.31 +06 42 35.5 V 703
2018-11-08 04:24:35 C 00 27 27.89 +06 42 49.7 V 703
2018-11-08 04:32:10 C 00 27 27.52 +06 43 03.2 V 703
2018-11-08 04:39:44 C 00 27 27.08 +06 43 16.6 V 703
2018-11-11 04:21:57 C 00 24 34.94 +08 46 12.2 V 703
2018-11-11 04:44:36 C 00 24 34.01 +08 46 49.4 V 703
2021-03-10 08:06:17 C 12 36 33.72 +29 26 41.1 V G96
2021-03-10 08:13:41 C 12 36 33.02 +29 26 41.6 V G96
2021-03-10 08:21:04 C 12 36 32.37 +29 26 42.1 V G96
2021-03-10 08:28:27 C 12 36 31.67 +29 26 42.5 V G96
2021-04-02 06:40:11 C 11 44 13.37 +27 02 30.9 V G96
2021-04-02 06:47:32 C 11 44 12.73 +27 02 26.3 V G96
2021-04-02 06:54:54 C 11 44 12.04 +27 02 21.9 V G96
2021-04-02 06:59:31 C 11 44 12.345 +27 02 20.85 U F51
2021-04-02 07:02:16 C 11 44 11.40 +27 02 17.2 V G96
2021-04-02 07:15:18 C 11 44 10.928 +27 02 11.75 U F51
2021-04-02 07:19:57 C 11 44 10.517 +27 02 08.99 U F51
2021-04-02 07:31:05 C 11 44 09.529 +27 02 02.54 U F51
2021-04-02 07:35:43 C 11 44 09.108 +27 01 59.87 U F51
2021-04-02 07:46:56 C 11 44 08.107 +27 01 53.34 U F51
2021-04-02 07:51:36 C 11 44 07.688 +27 01 50.74 U F51
2021-04-17 06:05:00 C 11 19 42.237 +22 34 01.97 U F51
2021-04-17 06:23:19 C 11 19 41.286 +22 33 46.41 U F51
2021-04-17 06:41:40 C 11 19 40.330 +22 33 30.50 U F51
2021-04-17 07:00:00 C 11 19 39.369 +22 33 14.97 U F51
2021-04-18 06:13:44 C 11 18 33.16 +22 13 04.2 V G96
2021-04-18 06:22:00 C 11 18 32.75 +22 12 56.0 V G96
2021-04-18 06:30:15 C 11 18 32.39 +22 12 48.1 V G96
2021-04-18 06:38:30 C 11 18 31.96 +22 12 40.6 V G96
2021-05-06 05:10:53 C 11 08 39.87 +15 35 49.5 V G96
2021-05-06 05:18:24 C 11 08 39.93 +15 35 42.2 V G96
2021-05-06 05:25:55 C 11 08 39.87 +15 35 36.1 V G96
2021-05-06 05:33:26 C 11 08 39.85 +15 35 29.1 V G96
2023-09-09 13:19:06 C 02 58 28.432 -27 20 56.34 X F52
2023-09-09 13:34:50 C 02 58 28.053 -27 20 46.37 X F52
2023-09-09 13:50:33 C 02 58 27.670 -27 20 36.36 X F52
2023-09-09 14:06:13 C 02 58 27.284 -27 20 26.25 X F52
2023-09-12 12:20:05 C 02 56 54.777 -26 32 46.68 X F51