IAA RAS IAA Minor Planet Database

2020 SE4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5475262597 ± 1.10e-05
Semi-major axis (a)2.3189261238 AU ± 5.91e-05
Inclination (i)17.43093083° ± 2.91e-04
Long. of Asc. Node (Ω)71.07411576° ± 8.81e-05
Arg. of Perihelion (ω)301.35078022° ± 7.21e-05
Mean Anomaly (M)164.27325202° ± 2.01e-02
Mean Motion (n)0.2791141837°/day ± 1.07e-05
Perihelion dist (q)1.04925318 AU ± 3.69e-05
Aphelion dist (Q)3.58859907 AU ± 9.49e-05
Orbital Period3.53126549 yr ± 1.35e-04
Physical Parameters
H (abs. magnitude)20.41
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.254″
Uncertainty2
Orbit TypeAmor
MOID0.181319 AU
Observations Used44
Oppositions1
Arc Total2020-2020
First Observation Used2020-10-13
Last Observation Used2020-12-18
Observations (141)
Date Type RA Dec Mag Band Observatory
2020-09-18 02:41:09 S 05 46 34.70 -46 14 51.1 – L C51
2020-09-18 05:49:29 S 05 46 56.31 -46 09 08.2 – L C51
2020-09-18 08:57:47 S 05 47 17.74 -46 03 24.6 – L C51
2020-09-18 12:05:23 S 05 47 38.78 -45 57 43.0 – L C51
2020-09-18 15:14:26 S 05 48 00.13 -45 51 56.6 – L C51
2020-09-18 18:22:45 S 05 48 21.293 -45 46 11.89 – L C51
2020-09-18 21:31:04 S 05 48 42.317 -45 40 28.06 – L C51
2020-09-19 00:39:23 S 05 49 03.19 -45 34 40.4 – L C51
2020-09-19 03:46:58 S 05 49 23.834 -45 28 57.04 – L C51
2020-09-19 10:04:20 S 05 50 05.347 -45 17 18.42 – L C51
2020-09-19 13:11:55 S 05 50 25.769 -45 11 32.35 – L C51
2020-09-19 14:46:43 S 05 50 36.13 -45 08 36.2 – L C51
2020-09-19 16:20:58 S 05 50 46.303 -45 05 40.96 – L C51
2020-09-19 17:55:02 S 05 50 56.496 -45 02 46.39 – L C51
2020-09-19 19:29:06 S 05 51 06.70 -44 59 51.8 – L C51
2020-09-19 19:29:17 S 05 51 06.68 -44 59 51.4 – L C51
2020-09-19 21:03:21 S 05 51 16.80 -44 56 56.2 – L C51
2020-09-19 22:37:25 S 05 51 26.87 -44 54 01.6 – L C51
2020-09-20 00:11:40 S 05 51 37.01 -44 51 06.3 – L C51
2020-09-20 03:19:16 S 05 51 56.93 -44 45 17.8 – L C51
2020-09-20 04:54:03 S 05 52 07.17 -44 42 18.9 – L C51
2020-09-20 08:02:22 S 05 52 27.127 -44 36 28.30 – L C51
2020-09-20 14:19:00 S 05 53 06.809 -44 24 42.19 – L C51
2020-09-20 15:53:15 S 05 53 16.65 -44 21 44.4 – L C51
2020-09-20 17:27:19 S 05 53 26.55 -44 18 47.6 – L C51
2020-09-20 19:01:34 S 05 53 36.36 -44 15 50.7 – L C51
2020-09-20 20:35:38 S 05 53 46.12 -44 12 52.9 – L C51
2020-09-20 22:09:42 S 05 53 55.90 -44 09 57.0 – L C51
2020-09-20 22:09:53 S 05 53 55.97 -44 09 56.2 – L C51
2020-09-20 23:43:57 S 05 54 05.674 -44 06 58.54 – L C51
2020-09-21 02:52:16 S 05 54 25.15 -44 01 03.5 – L C51
2020-09-21 06:00:36 S 05 54 44.51 -43 55 07.0 – L C51
2020-09-21 07:34:39 S 05 54 54.118 -43 52 09.19 – L C51
2020-09-21 09:08:54 S 05 55 03.78 -43 49 10.9 – L C51
2020-09-21 10:42:58 S 05 55 13.325 -43 46 12.79 – L C51
2020-09-21 13:51:17 S 05 55 32.482 -43 40 14.63 – L C51
2020-09-21 15:25:32 S 05 55 42.113 -43 37 15.17 – L C51
2020-09-21 16:59:36 S 05 55 51.600 -43 34 16.57 – L C51
2020-09-21 18:33:52 S 05 56 01.099 -43 31 17.15 – L C51
2020-09-21 21:42:11 S 05 56 20.07 -43 25 17.2 – L C51
2020-09-21 23:16:15 S 05 56 29.405 -43 22 18.37 – L C51
2020-09-22 00:50:30 S 05 56 38.91 -43 19 17.7 – L C51
2020-09-22 02:24:34 S 05 56 48.24 -43 16 19.0 – L C51
2020-09-22 03:58:05 S 05 56 57.530 -43 13 20.71 – L C51
2020-09-22 05:32:53 S 05 57 06.979 -43 10 18.34 – L C51
2020-09-22 07:07:07 S 05 57 16.28 -43 07 17.8 – L C51
2020-09-22 08:41:12 S 05 57 25.62 -43 04 17.7 – L C51
2020-09-22 10:15:27 S 05 57 34.980 -43 01 16.07 – L C51
2020-09-22 11:49:31 S 05 57 44.21 -42 58 16.3 – L C51
2020-09-22 13:23:02 S 05 57 53.369 -42 55 15.56 – L C51