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
2018-10-14 01:04:25 C 23 55 16.49 +15 39 30.1 q W34
2018-10-14 23:23:01 C 23 54 05.94 +15 33 34.4 q 160
2018-10-14 23:27:05 C 23 54 05.76 +15 33 32.2 q 160
2018-10-14 23:31:11 C 23 54 05.55 +15 33 31.0 q 160
2018-10-16 06:44:15 C 23 52 29.328 +15 25 03.55 U F52
2018-10-16 07:01:14 C 23 52 28.424 +15 24 58.94 U F52
2018-10-16 07:18:18 C 23 52 27.516 +15 24 54.26 U F52
2018-10-18 09:59:27 C 23 49 53.95 +15 10 35.2 U T08
2018-10-18 10:15:52 C 23 49 53.09 +15 10 30.5 U T08
2018-10-18 10:32:27 C 23 49 52.26 +15 10 25.1 U T08
2018-10-18 10:49:04 C 23 49 51.38 +15 10 21.4 U T08
2018-10-18 13:06:48 C 23 49 45.00 +15 09 39.5 q D29
2018-10-18 13:32:15 C 23 49 43.69 +15 09 32.3 q D29
2018-10-18 13:57:42 C 23 49 42.37 +15 09 25.0 q D29
2018-10-19 03:59:31 C 23 49 01.17 +15 05 20.2 V 703
2018-10-19 04:07:05 C 23 49 00.80 +15 05 18.6 V 703
2018-10-19 04:14:38 C 23 49 00.39 +15 05 16.5 V 703
2018-10-19 04:22:12 C 23 49 00.00 +15 05 13.8 V 703
2018-10-21 21:17:55 C 23 45 54.61 +14 45 57.8 V C95
2018-10-21 21:28:05 C 23 45 54.21 +14 45 52.0 V C95
2018-10-26 05:49:27 C 23 41 20.65 +14 13 58.4 V 703
2018-10-26 05:56:40 C 23 41 20.32 +14 13 57.3 V 703
2018-10-26 06:03:53 C 23 41 19.90 +14 13 53.2 V 703
2018-10-26 06:11:05 C 23 41 19.58 +14 13 50.6 V 703
2018-10-28 06:02:46 C 23 39 25.88 +13 59 00.7 V 703
2018-10-28 06:10:33 C 23 39 25.56 +13 58 58.2 V 703
2018-10-28 06:18:18 C 23 39 25.26 +13 58 56.3 V 703
2018-10-28 06:26:04 C 23 39 24.96 +13 58 53.4 V 703
2018-10-28 12:31:58 C 23 39 11.36 +13 56 59.7 q D29
2018-10-28 12:52:19 C 23 39 10.52 +13 56 54.2 q D29
2018-11-01 02:13:21 C 23 36 10.42 +13 30 34.5 V G96
2018-11-01 02:21:25 C 23 36 10.14 +13 30 32.0 V G96
2018-11-01 02:29:28 C 23 36 09.86 +13 30 29.6 V G96
2018-11-01 02:37:32 C 23 36 09.59 +13 30 27.1 V G96
2018-11-01 04:28:13 C 23 36 05.75 +13 29 53.6 V 703
2018-11-01 04:36:18 C 23 36 05.49 +13 29 51.2 V 703
2018-11-01 04:44:24 C 23 36 05.22 +13 29 49.1 V 703
2018-11-01 04:52:29 C 23 36 04.92 +13 29 46.2 V 703
2018-11-08 03:49:48 C 23 31 39.62 +12 40 41.5 V 703
2018-11-08 03:57:26 C 23 31 39.40 +12 40 39.6 V 703
2018-11-08 04:05:04 C 23 31 39.25 +12 40 36.4 V 703
2018-11-08 04:12:41 C 23 31 39.10 +12 40 35.2 V 703
2018-11-09 09:15:26 C 23 31 05.21 +12 32 36.9 U T05
2018-11-09 09:29:55 C 23 31 04.94 +12 32 33.5 U T05
2018-11-09 09:45:06 C 23 31 04.61 +12 32 28.8 U T05
2018-11-09 10:00:16 C 23 31 04.36 +12 32 25.1 U T05
2018-11-10 04:01:06 C 23 30 45.83 +12 27 32.2 V G96
2018-11-10 04:09:15 C 23 30 45.67 +12 27 30.0 V G96
2018-11-10 04:17:27 C 23 30 45.53 +12 27 27.9 V G96
2018-11-10 04:25:37 C 23 30 45.37 +12 27 25.6 V G96