20790 (2000 SE45)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5561890145 ± 1.63e-08
Semi-major axis (a)2.7531425955 AU ± 1.11e-08
Inclination (i)8.29655324° ± 2.33e-06
Long. of Asc. Node (Ω)302.84348107° ± 1.11e-05
Arg. of Perihelion (ω)168.98257421° ± 1.30e-05
Mean Anomaly (M)166.47497177° ± 9.57e-06
Mean Motion (n)0.2157591476°/day ± 1.30e-09
Perihelion dist (q)1.22187493 AU ± 4.51e-08
Aphelion dist (Q)4.28441026 AU ± 4.80e-08
Orbital Period4.56817843 yr ± 2.76e-08
Physical Parameters
H (abs. magnitude)16.64
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.378″
Uncertainty0
Orbit TypeAmor
MOID0.239512 AU
Observations Used901
Oppositions25
Arc Total1992-2024
First Observation Used1992-03-09
Last Observation Used2024-05-07
Observations (942)
Date Type RA Dec Mag Band Observatory
2001-02-15 21:40:52 C 09 41 15.51 -00 22 14.7 610
2001-02-15 21:45:51 C 09 41 15.46 -00 22 18.5 610
2001-02-15 21:53:39 C 09 41 15.53 -00 22 23.4 627
2001-02-15 22:52:22 C 09 41 15.02 -00 23 07.3 627
2001-02-16 13:58:22 C 09 41 10.28 -00 34 00.2 16.0 c 608
2001-02-16 14:13:51 C 09 41 10.17 -00 34 11.4 15.9 c 608
2001-02-16 14:29:16 C 09 41 10.07 -00 34 22.3 15.9 c 608
2001-02-18 14:16:05 C 09 41 03.43 -01 07 10.6 349
2001-02-18 14:18:54 C 09 41 03.40 -01 07 12.5 349
2001-02-18 14:21:10 C 09 41 03.40 -01 07 14.2 349
2001-02-18 14:23:27 C 09 41 03.36 -01 07 15.6 349
2001-02-18 19:14:13 C 09 41 03.66 -01 10 27.8 151
2001-02-18 19:16:50 C 09 41 03.65 -01 10 29.0 151
2001-02-18 19:20:46 C 09 41 03.63 -01 10 31.7 151
2001-02-18 19:25:09 C 09 41 03.63 -01 10 33.9 151
2001-02-21 11:20:26 C 09 40 57.28 -01 48 47.3 16.2 c 608
2001-02-21 11:35:58 C 09 40 57.19 -01 48 56.0 16.2 c 608
2001-02-21 11:50:38 C 09 40 57.09 -01 49 04.0 16.2 c 608
2001-02-22 07:24:05 C 09 40 57.63 -01 59 48.7 15.3 c 704
2001-02-22 07:44:03 C 09 40 57.53 -01 59 59.4 15.6 c 704
2001-02-22 08:03:49 C 09 40 57.43 -02 00 10.3 15.3 c 704
2001-02-22 08:24:01 C 09 40 57.32 -02 00 20.7 15.4 c 704
2001-02-22 08:45:54 C 09 40 57.22 -02 00 32.6 16.0 c 704
2001-02-23 22:11:44 C 09 41 00.40 -02 19 40.9 049
2001-02-23 22:16:49 C 09 41 00.39 -02 19 43.4 049
2001-02-23 22:21:59 C 09 41 00.37 -02 19 45.9 049
2001-02-25 00:07:13 C 09 41 03.53 -02 31 50.0 118
2001-02-25 00:22:58 C 09 41 03.52 -02 31 57.2 118
2001-02-25 20:17:13 C 09 41 08.44 -02 40 48.0 118
2001-02-25 20:37:26 C 09 41 08.43 -02 40 57.0 118
2001-02-26 01:49:29 C 09 41 10.17 -02 43 08.3 16.1 649
2001-02-26 01:55:30 C 09 41 10.17 -02 43 11.0 16.1 649
2001-02-26 02:02:30 C 09 41 10.17 -02 43 13.8 16.1 649
2001-02-26 04:03:30 C 09 41 10.37 -02 44 01.6 720
2001-02-26 04:27:00 C 09 41 10.33 -02 44 10.8 720
2001-02-26 04:32:59 C 09 41 10.36 -02 44 13.1 720
2001-02-26 13:46:56 C 09 41 12.74 -02 47 44.1 322
2001-02-26 14:15:01 C 09 41 12.73 -02 47 56.2 322
2001-02-26 14:55:47 C 09 41 12.70 -02 48 13.4 322
2001-02-27 00:58:59 C 09 41 14.61 -02 52 47.0 205
2001-02-27 01:43:00 C 09 41 14.59 -02 53 04.2 205
2001-02-27 02:14:00 C 09 41 14.51 -02 53 18.2 205
2001-03-01 13:34:45 C 09 41 36.73 -03 15 11.6 16.8 c 608
2001-03-01 13:48:54 C 09 41 36.79 -03 15 16.3 17.0 c 608
2001-03-01 14:03:14 C 09 41 36.86 -03 15 21.4 17.0 c 608
2001-03-05 04:47:29 C 09 42 28.57 -03 41 52.0 649
2001-03-05 05:03:10 C 09 42 28.64 -03 41 56.0 649
2001-03-05 05:16:16 C 09 42 28.74 -03 41 59.4 649
2001-03-10 00:52:25 C 09 44 10.48 -04 07 46.2 844
2001-03-10 01:13:45 C 09 44 10.76 -04 07 52.5 844