IAA RAS IAA Minor Planet Database

2020 SW

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2111155000
Semi-major axis (a)0.9413541000 AU
Inclination (i)2.32581000°
Long. of Asc. Node (Ω)1.79625000°
Arg. of Perihelion (ω)118.96002000°
Mean Anomaly (M)136.29442000°
Mean Motion (n)1.0791320000°/day
Perihelion dist (q)0.74261970 AU
Aphelion dist (Q)1.14008850 AU
Orbital Period0.91333380 yr
Physical Parameters
H (abs. magnitude)29.06
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.330″
Uncertainty5
Orbit TypeAten
MOID0.000621 AU
Observations Used149
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-09-24
Observations (229)
Date Type RA Dec Mag Band Observatory
2020-09-23 22:48:38 C 00 08 26.97 +16 38 51.4 – V 595
2020-09-23 22:54:22 C 00 09 21.13 +16 28 36.4 – V Z80
2020-09-23 22:59:18 C 00 08 34.62 +16 33 31.5 – V 595
2020-09-23 22:59:33 C 00 08 34.80 +16 33 23.3 – V 595
2020-09-23 22:59:50 C 00 08 35.00 +16 33 15.5 – V 595
2020-09-23 23:01:01 C 00 09 27.34 +16 25 16.9 – V Z80
2020-09-23 23:07:16 C 00 09 33.22 +16 22 05.5 – V Z80
2020-09-23 23:12:39 C 00 09 04.85 +16 26 37.7 – V 204
2020-09-23 23:13:31 C 00 09 39.17 +16 18 50.1 – V Z80
2020-09-23 23:16:19 C 00 09 07.72 +16 24 41.1 – V 204
2020-09-23 23:20:00 C 00 09 10.63 +16 22 43.2 – V 204
2020-09-23 23:23:40 C 00 09 13.56 +16 20 43.8 – V 204
2020-09-23 23:27:20 C 00 09 16.52 +16 18 43.0 – V 204
2020-09-23 23:52:02 n 00 10 07.13 +16 10 35.7 – q 619
2020-09-24 00:04:45 C 00 09 23.24 +16 02 22.3 – U 470
2020-09-24 00:05:36 C 00 09 23.88 +16 01 51.7 – U 470
2020-09-24 00:06:21 C 00 09 24.59 +16 01 21.5 – U 470
2020-09-24 00:58:28 C 00 11 38.66 +15 12 53.5 – V J95
2020-09-24 00:59:42 C 00 11 40.27 +15 11 57.6 – V J95
2020-09-24 01:01:04 C 00 11 42.03 +15 10 56.2 – V J95
2020-09-24 01:02:21 C 00 11 43.71 +15 09 57.5 – V J95
2020-09-24 04:05:43 n 00 16 55.14 +12 06 08.2 – q 619
2020-09-24 04:22:12 n 00 17 48.72 +11 39 59.0 – q 619
2020-09-24 04:23:48 n 00 17 54.23 +11 37 19.8 – q 619
2020-09-24 05:22:26 C 00 33 05.14 +10 08 42.4 – V H36
2020-09-24 05:24:18 C 00 33 14.70 +10 04 49.0 – V H36
2020-09-24 05:26:10 C 00 33 24.34 +10 00 53.2 – V H36
2020-09-24 05:28:01 C 00 33 34.07 +09 56 54.8 – V H36
2020-09-24 05:29:53 C 00 33 43.88 +09 52 53.5 – V H36