IAA RAS IAA Minor Planet Database

2021 US6

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.7052249000
Semi-major axis (a)1.8369586000 AU
Inclination (i)3.67367000°
Long. of Asc. Node (Ω)39.80038000°
Arg. of Perihelion (ω)96.88419000°
Mean Anomaly (M)206.61104000°
Mean Motion (n)0.3958722200°/day
Perihelion dist (q)0.54148970 AU
Aphelion dist (Q)3.13242750 AU
Orbital Period2.48971170 yr
Physical Parameters
H (abs. magnitude)28.17
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.660″
Uncertainty7
Orbit TypeApollo
MOID0.001287 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2021-11-02
Observations (18)
Date Type RA Dec Mag Band Observatory
2021-10-31 07:48:00 C 02 37 45.551 +12 08 10.96 – V F51
2021-10-31 08:03:48 C 02 37 41.534 +12 08 20.48 – U F51
2021-10-31 08:19:36 C 02 37 37.451 +12 08 29.73 – U F51
2021-10-31 08:35:27 C 02 37 33.299 +12 08 38.78 – V F51
2021-10-31 12:41:36 C 02 36 24.085 +12 10 41.74 – V F51
2021-10-31 12:42:32 C 02 36 23.796 +12 10 42.33 – V F51
2021-10-31 19:52:56 C 02 34 48.21 +12 12 56.9 – V 033
2021-10-31 19:56:21 C 02 34 47.13 +12 12 59.9 – V 033
2021-10-31 19:59:45 C 02 34 46.05 +12 13 01.7 – V 033
2021-10-31 20:03:27 C 02 34 44.87 +12 13 04.7 – V 033
2021-11-01 05:20:02 C 02 31 33.14 +12 20 43.5 – u H21
2021-11-01 05:36:32 C 02 31 25.67 +12 20 57.1 – u H21
2021-11-01 08:29:05 C 02 30 23.072 +12 25 01.29 – V 568
2021-11-01 08:30:36 C 02 30 22.314 +12 25 02.71 – V 568
2021-11-01 08:32:01 C 02 30 21.599 +12 25 04.20 – V 568
2021-11-01 08:33:50 C 02 30 20.677 +12 25 06.15 – V 568
2021-11-02 18:14:42 C 01 55 11.96 +13 28 29.6 – V 204
2021-11-02 18:31:21 C 01 54 27.92 +13 29 46.4 – V 204