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
2022-08-20 09:03:00 C 21 50 47.294 -07 55 18.76 U F51
2022-08-26 09:14:32 C 21 45 08.769 -08 16 59.08 U F51
2022-08-26 09:27:38 C 21 45 08.250 -08 17 00.97 U F51
2022-08-26 09:41:19 C 21 45 07.706 -08 17 02.95 U F51
2022-08-30 08:23:44 C 21 41 27.247 -08 31 36.60 U F52
2022-08-30 08:41:13 C 21 41 26.554 -08 31 39.31 U F52
2022-08-30 08:58:40 C 21 41 25.860 -08 31 41.93 U F52
2022-08-30 09:16:15 C 21 41 25.161 -08 31 44.74 U F52
2022-09-19 06:45:29 C 21 25 00.364 -09 40 45.63 U F51
2022-09-19 07:01:14 C 21 24 59.876 -09 40 47.83 U F51
2022-09-19 07:31:30 C 21 24 58.996 -09 40 51.66 U F51
2023-10-15 11:50:55 C 10 21 57.859 +11 01 22.66 V G96
2023-10-15 11:59:11 C 10 21 59.008 +11 01 14.12 V G96
2023-10-15 12:07:29 C 10 22 00.156 +11 01 05.16 V G96
2023-10-15 12:15:45 C 10 22 01.301 +11 00 56.66 V G96
2024-02-15 15:19:57 C 14 59 57.151 -27 36 36.01 X F51
2024-02-15 15:32:05 C 14 59 57.577 -27 36 40.54 X F51
2024-02-15 15:44:12 C 14 59 57.976 -27 36 45.03 X F51
2024-04-01 11:22:58 C 14 56 33.420 -31 18 52.16 X F51
2024-04-01 11:36:58 C 14 56 32.802 -31 18 51.89 X F51
2024-04-01 11:50:59 C 14 56 32.190 -31 18 51.70 X F51
2024-04-01 12:05:00 C 14 56 31.574 -31 18 51.54 X F51
2024-04-02 00:49:30 C 14 55 59.436 -31 18 29.12 V M22
2024-04-02 01:10:44 C 14 55 58.500 -31 18 29.23 V M22
2024-04-02 02:27:11 C 14 55 55.121 -31 18 26.28 V M22
2024-04-04 05:51:14 C 14 53 40.471 -31 16 29.60 V W68
2024-04-04 06:01:09 C 14 53 39.948 -31 16 28.99 V W68
2024-04-04 06:11:05 C 14 53 39.492 -31 16 27.55 V W68
2024-04-11 04:31:35 C 14 45 33.710 -31 00 46.58 V W68
2024-04-11 04:41:31 C 14 45 33.211 -31 00 44.71 V W68
2024-04-11 04:51:29 C 14 45 32.671 -31 00 43.78 V W68
2024-04-18 10:16:23 C 14 36 14.778 -30 29 44.38 X F52
2024-04-18 10:31:23 C 14 36 13.924 -30 29 41.05 X F52
2024-04-18 10:46:24 C 14 36 13.072 -30 29 37.80 X F52
2024-04-18 11:01:25 C 14 36 12.213 -30 29 34.50 X F52
2024-05-03 03:27:35 C 14 17 22.33 -28 48 48.6 q X74
2024-05-03 03:35:00 C 14 17 21.96 -28 48 45.9 q X74
2024-05-03 03:42:08 C 14 17 21.60 -28 48 43.6 q X74
2024-05-07 09:28:55 C 14 12 29.773 -28 13 33.92 X F51
2024-05-07 09:49:02 C 14 12 28.814 -28 13 26.84 X F51
2024-05-07 10:13:24 C 14 12 27.650 -28 13 18.20 X F51
2024-05-07 10:27:25 C 14 12 26.983 -28 13 13.20 X F51