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
2001-01-18 23:10:45 C 09 39 47.57 +13 30 24.9 057
2001-01-20 08:59:57 C 09 40 26.53 +12 35 01.6 15.4 c 704
2001-01-20 09:21:38 C 09 40 26.75 +12 34 26.2 15.7 c 704
2001-01-20 09:44:31 C 09 40 26.97 +12 33 48.8 15.9 c 704
2001-01-20 10:06:23 C 09 40 27.20 +12 33 13.1 15.6 c 704
2001-01-20 10:29:45 C 09 40 27.42 +12 32 34.6 15.3 c 704
2001-01-20 23:32:01 C 09 40 42.59 +12 11 23.8 952
2001-01-20 23:34:42 C 09 40 42.62 +12 11 19.6 952
2001-01-20 23:43:59 C 09 40 42.70 +12 11 04.8 952
2001-01-20 23:56:17 C 09 40 42.81 +12 10 45.1 952
2001-01-21 09:07:05 C 09 40 50.86 +11 56 01.0 14.8 c 704
2001-01-21 09:27:21 C 09 40 51.02 +11 55 28.4 14.9 c 704
2001-01-21 09:28:45 C 09 40 51.03 +11 55 26.1 c 704
2001-01-21 09:49:40 C 09 40 51.19 +11 54 52.4 c 704
2001-01-21 09:50:24 C 09 40 51.21 +11 54 51.1 c 704
2001-01-21 10:12:00 C 09 40 51.39 +11 54 16.4 c 704
2001-01-21 10:13:13 C 09 40 51.39 +11 54 14.2 c 704
2001-01-21 10:33:37 C 09 40 51.58 +11 53 41.5 15.3 c 704
2001-01-21 10:37:35 C 09 40 51.59 +11 53 35.0 15.6 c 704
2001-01-21 11:00:12 C 09 40 51.79 +11 52 58.3 15.8 c 704
2001-01-21 22:55:42 C 09 41 04.72 +11 33 50.6 939
2001-01-21 23:05:41 C 09 41 04.80 +11 33 35.1 939
2001-01-21 23:15:42 C 09 41 04.88 +11 33 19.2 939
2001-01-27 00:24:20 C 09 42 15.59 +08 27 40.9 557
2001-01-27 00:56:37 C 09 42 15.58 +08 26 53.6 557
2001-01-27 01:36:35 C 09 42 15.57 +08 25 55.2 557
2001-01-27 02:05:19 C 09 42 15.58 +08 25 13.2 557
2001-01-27 02:55:33 C 09 42 15.60 +08 23 59.4 557
2001-01-28 00:49:54 C 09 42 22.98 +07 52 27.3 939
2001-01-28 00:58:14 C 09 42 22.95 +07 52 15.3 939
2001-01-28 01:06:35 C 09 42 22.93 +07 52 03.5 939
2001-01-28 07:35:42 C 09 42 25.11 +07 42 49.6 670
2001-01-28 09:05:43 C 09 42 24.78 +07 40 42.1 670
2001-01-28 11:31:04 C 09 42 24.27 +07 37 15.5 670
2001-01-28 22:06:22 C 09 42 28.20 +07 22 14.0 195
2001-01-28 22:47:45 C 09 42 28.06 +07 21 16.7 195
2001-01-29 07:27:03 C 09 42 29.27 +07 09 18.7 14.9 c 704
2001-01-29 07:50:44 C 09 42 29.16 +07 08 46.0 15.9 c 704
2001-01-29 08:11:55 C 09 42 29.04 +07 08 16.5 14.7 c 704
2001-01-29 08:33:06 C 09 42 28.93 +07 07 47.3 14.5 c 704
2001-01-29 08:54:48 C 09 42 28.81 +07 07 17.2 14.6 c 704
2001-01-29 21:43:52 C 09 42 31.62 +06 49 30.0 195
2001-01-29 22:22:35 C 09 42 31.48 +06 48 36.7 195
2001-01-29 22:51:40 C 09 42 31.38 +06 47 57.4 195
2001-01-30 01:02:40 C 09 42 30.92 +06 44 59.5 201
2001-01-30 01:14:26 C 09 42 30.84 +06 44 43.3 201
2001-01-30 01:24:38 C 09 42 30.77 +06 44 29.5 201
2001-01-30 01:31:58 C 09 42 30.68 +06 44 15.5 049
2001-01-30 01:40:24 C 09 42 30.66 +06 44 04.0 049
2001-01-30 01:46:15 C 09 42 30.64 +06 43 56.0 049