IAA RAS IAA Minor Planet Database

2020 SH4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6701210000
Semi-major axis (a)1.9495451000 AU
Inclination (i)4.69253000°
Long. of Asc. Node (Ω)180.62834000°
Arg. of Perihelion (ω)265.46735000°
Mean Anomaly (M)304.47044000°
Mean Motion (n)0.3620796600°/day
Perihelion dist (q)0.64311400 AU
Aphelion dist (Q)3.25597620 AU
Orbital Period2.72207400 yr
Physical Parameters
H (abs. magnitude)27.40
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.410″
Uncertainty6
Orbit TypeApollo
MOID0.001977 AU
Observations Used18
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2020-09-24
Observations (18)
Date Type RA Dec Mag Band Observatory
2020-09-16 12:24:24 C 23 25 23.263 +03 03 33.73 – V F51
2020-09-16 12:50:12 C 23 25 20.447 +03 03 08.79 – V F51
2020-09-16 13:16:14 C 23 25 17.627 +03 02 43.62 – V F51
2020-09-16 13:42:40 C 23 25 14.776 +03 02 17.23 – V F51
2020-09-23 06:28:44 C 22 35 06.84 -06 12 49.0 – V G96
2020-09-23 06:36:53 C 22 34 57.56 -06 14 24.4 – V G96
2020-09-23 06:54:47 C 22 34 37.30 -06 17 51.7 – V G96
2020-09-23 08:34:46 C 22 32 41.10 -06 37 44.3 – V I52
2020-09-23 08:36:24 C 22 32 39.18 -06 38 04.1 – V I52
2020-09-23 08:38:01 C 22 32 37.23 -06 38 24.1 – V I52
2020-09-24 05:27:06 C 21 59 04.98 -12 37 00.2 – V G96
2020-09-24 05:27:21 C 21 59 04.41 -12 37 06.1 – V G96
2020-09-24 05:27:36 C 21 59 03.76 -12 37 12.1 – V G96
2020-09-24 05:27:51 C 21 59 03.17 -12 37 18.0 – V G96
2020-09-24 19:31:13 C 21 14 11.27 -19 48 42.6 – V J95
2020-09-24 19:39:43 C 21 13 32.99 -19 54 11.4 – V J95
2020-09-24 19:56:07 C 21 12 18.39 -20 04 49.4 – V J95
2020-09-24 20:03:39 C 21 11 43.76 -20 09 43.9 – V J95