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
2018-09-21 05:11:31 C 00 23 48.17 +17 05 20.3 V 703
2018-09-29 08:43:10 C 00 14 10.61 +16 49 33.2 V 703
2018-09-29 08:51:06 C 00 14 10.20 +16 49 32.2 V 703
2018-09-29 08:59:02 C 00 14 09.73 +16 49 31.4 V 703
2018-09-29 09:06:58 C 00 14 09.33 +16 49 29.7 V 703
2018-09-29 23:06:42 C 00 13 25.72 +16 47 40.8 q 160
2018-09-29 23:09:44 C 00 13 25.53 +16 47 40.5 q 160
2018-09-29 23:12:47 C 00 13 25.33 +16 47 40.4 q 160
2018-10-02 11:07:51 C 00 10 14.74 +16 39 00.1 U T08
2018-10-02 11:23:28 C 00 10 13.87 +16 38 58.3 U T08
2018-10-02 11:38:13 C 00 10 13.02 +16 38 56.4 U T08
2018-10-02 11:50:17 C 00 10 12.41 +16 38 54.5 U T08
2018-10-03 20:27:25 C 00 08 27.74 +16 33 27.6 q K63
2018-10-03 20:33:27 C 00 08 27.37 +16 33 25.8 q K63
2018-10-03 20:38:23 C 00 08 27.11 +16 33 25.3 q K63
2018-10-04 02:51:55 C 00 08 07.29 +16 32 20.0 q H15
2018-10-04 03:02:46 C 00 08 06.54 +16 32 18.8 q H15
2018-10-04 03:12:01 C 00 08 05.96 +16 32 16.7 q H15
2018-10-04 11:34:41 C 00 07 38.32 +16 30 49.6 U T05
2018-10-04 11:55:19 C 00 07 37.07 +16 30 46.3 U T05
2018-10-04 12:05:29 C 00 07 36.54 +16 30 44.4 U T05
2018-10-04 12:21:42 C 00 07 35.60 +16 30 41.2 U T05
2018-10-05 05:51:24 C 00 06 39.17 +16 27 28.2 V 703
2018-10-05 05:59:05 C 00 06 38.74 +16 27 26.8 V 703
2018-10-05 06:06:47 C 00 06 38.33 +16 27 24.7 V 703
2018-10-05 06:14:29 C 00 06 37.91 +16 27 23.3 V 703
2018-10-05 06:32:25 C 00 06 36.90 +16 27 20.1 V G96
2018-10-05 06:40:31 C 00 06 36.45 +16 27 18.5 V G96
2018-10-05 06:48:36 C 00 06 36.00 +16 27 17.0 V G96
2018-10-05 06:56:42 C 00 06 35.52 +16 27 15.4 V G96
2018-10-06 10:45:44 C 00 05 04.77 +16 21 54.7 U T08
2018-10-06 11:07:31 C 00 05 03.55 +16 21 50.9 U T08
2018-10-06 11:23:59 C 00 05 02.65 +16 21 47.0 U T08
2018-10-06 11:37:46 C 00 05 01.86 +16 21 44.5 U T08
2018-10-09 22:19:53 C 00 00 32.64 +16 03 54.4 q 160
2018-10-09 22:23:59 C 00 00 32.45 +16 03 52.9 q 160
2018-10-09 22:28:04 C 00 00 32.23 +16 03 51.5 q 160
2018-10-10 10:55:00 C 23 59 51.71 +16 01 00.6 U T08
2018-10-10 11:04:11 C 23 59 51.13 +16 00 58.1 U T08
2018-10-10 11:47:07 C 23 59 48.72 +16 00 48.4 U T08
2018-10-10 11:47:47 C 23 59 48.70 +16 00 47.7 U T08
2018-10-12 22:50:45 C 23 56 39.17 +15 46 16.6 q 160
2018-10-12 22:54:33 C 23 56 38.99 +15 46 15.5 q 160
2018-10-12 22:58:24 C 23 56 38.78 +15 46 14.1 q 160
2018-10-13 21:11:32 C 23 55 28.45 +15 40 29.7 q 160
2018-10-13 21:15:35 C 23 55 28.19 +15 40 29.4 q 160
2018-10-13 21:19:40 C 23 55 28.04 +15 40 28.5 q 160
2018-10-14 00:19:42 C 23 55 18.90 +15 39 41.7 q W34
2018-10-14 00:35:19 C 23 55 18.06 +15 39 37.4 q W34
2018-10-14 00:51:35 C 23 55 17.17 +15 39 33.5 q W34