412977 (1990 UO)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7727853676 ± 1.87e-07
Semi-major axis (a)1.2570512113 AU ± 4.29e-09
Inclination (i)31.59049413° ± 2.47e-05
Long. of Asc. Node (Ω)205.57040872° ± 7.70e-06
Arg. of Perihelion (ω)333.53177339° ± 1.50e-05
Mean Anomaly (M)250.27438154° ± 3.29e-05
Mean Motion (n)0.6993310640°/day ± 3.58e-09
Perihelion dist (q)0.28562043 AU ± 2.35e-07
Aphelion dist (Q)2.22848199 AU ± 2.35e-07
Orbital Period1.40938439 yr ± 7.21e-09
Physical Parameters
H (abs. magnitude)19.57
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.434″
Uncertainty0
Orbit TypeApollo
MOID0.204796 AU
Observations Used191
Oppositions10
Arc Total1990-2025
First Observation Used1990-10-22
Last Observation Used2025-11-11
Observations (206)
Date Type RA Dec Mag Band Observatory
2021-10-27 13:27:53 C 01 00 22.159 +04 06 12.56 V P07
2021-10-27 13:28:11 C 01 00 22.082 +04 06 11.59 V P07
2021-10-27 13:56:26 C 01 00 17.993 +04 05 17.77 V P07
2021-10-27 13:57:01 C 01 00 17.928 +04 05 16.19 V P07
2021-10-27 14:25:33 C 01 00 13.649 +04 04 21.00 V P07
2021-10-27 15:05:16 C 01 00 07.858 +04 03 05.26 V P07
2021-10-27 16:03:19 C 00 59 59.338 +04 01 14.63 V P07
2021-10-27 16:03:54 C 00 59 59.225 +04 01 13.51 V P07
2021-10-27 16:32:46 C 00 59 55.027 +04 00 17.50 V P07
2021-10-27 18:03:11 C 00 59 41.861 +03 57 24.91 V P07
2021-10-28 04:24:23 C 00 58 13.74 +03 37 20.0 V G96
2021-10-28 04:32:29 C 00 58 12.56 +03 37 04.5 V G96
2021-10-28 04:40:35 C 00 58 11.34 +03 36 48.9 V G96
2021-10-28 04:48:42 C 00 58 10.16 +03 36 33.2 V G96
2021-10-28 05:32:32 C 00 58 03.80 +03 35 07.3 V 703
2021-10-28 05:55:29 C 00 58 00.39 +03 34 21.8 V 703
2021-10-28 12:20:25 C 00 57 05.623 +03 22 15.96 V P07
2021-10-28 13:04:07 C 00 56 59.244 +03 20 51.83 V P07
2021-10-28 13:34:07 C 00 56 54.835 +03 19 53.36 V P07
2021-10-28 14:03:32 C 00 56 50.501 +03 18 56.77 V P07
2021-10-28 14:32:56 C 00 56 46.133 +03 17 59.82 V P07
2021-10-28 16:10:40 C 00 56 31.781 +03 14 52.15 V P07
2021-10-28 16:10:49 C 00 56 31.723 +03 14 51.29 V P07
2021-10-28 16:39:54 C 00 56 27.482 +03 13 55.09 V P07
2021-10-28 16:40:12 C 00 56 27.427 +03 13 52.82 V P07
2021-10-28 18:39:36 C 00 56 09.859 +03 10 03.36 V P07
2021-10-28 19:09:43 C 00 56 05.549 +03 09 04.14 V P07
2021-10-29 11:52:32 C 00 53 42.727 +02 36 41.54 V P07
2021-10-29 13:03:15 C 00 53 32.383 +02 34 24.60 V P07
2021-10-29 13:32:25 C 00 53 28.025 +02 33 28.22 V P07
2021-10-29 14:00:50 C 00 53 23.806 +02 32 31.92 V P07
2021-10-29 14:29:59 C 00 53 19.524 +02 31 36.70 V P07
2021-10-29 15:09:34 C 00 53 13.699 +02 30 19.12 V P07
2021-10-29 15:09:43 C 00 53 13.668 +02 30 18.79 V P07
2021-10-29 15:39:03 C 00 53 09.307 +02 29 22.42 V P07
2021-10-29 16:07:12 C 00 53 05.162 +02 28 27.70 V P07
2021-10-29 16:07:30 C 00 53 05.110 +02 28 25.57 V P07
2021-10-29 16:36:31 C 00 53 00.929 +02 27 29.77 V P07
2021-10-29 16:37:07 C 00 53 00.734 +02 27 28.44 V P07
2021-10-29 17:47:32 C 00 52 50.429 +02 25 10.45 V P07
2021-10-30 07:18:33 C 00 50 54.635 +01 58 41.25 U F51
2021-10-30 07:37:05 C 00 50 51.895 +01 58 05.09 U F51
2021-10-30 07:55:37 C 00 50 49.160 +01 57 28.89 U F51
2021-11-08 07:48:12 C 00 20 23.612 -05 01 40.50 U F52
2021-11-08 08:06:01 C 00 20 21.136 -05 02 13.97 U F52
2021-11-08 08:20:48 C 00 20 19.085 -05 02 41.81 U F52
2021-11-08 08:35:32 C 00 20 17.031 -05 03 09.46 U F52
2021-11-11 03:27:19 C 00 11 27.73 -07 06 39.1 V G96
2021-11-11 03:34:47 C 00 11 26.78 -07 06 52.4 V G96
2021-11-11 03:42:15 C 00 11 25.77 -07 07 06.2 V G96