IAA RAS IAA Minor Planet Database

2020 US3

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2167560549 ± 1.32e-03
Semi-major axis (a)1.3181851126 AU ± 2.45e-03
Inclination (i)15.11188457° ± 6.48e-02
Long. of Asc. Node (Ω)31.39719782° ± 3.54e-03
Arg. of Perihelion (ω)331.88705709° ± 1.03e-02
Mean Anomaly (M)145.22184462° ± 3.51e+00
Mean Motion (n)0.6512499043°/day ± 1.81e-03
Perihelion dist (q)1.03246051 AU ± 2.59e-03
Aphelion dist (Q)1.60390972 AU ± 3.45e-03
Orbital Period1.51343789 yr ± 4.21e-03
Physical Parameters
H (abs. magnitude)26.10
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.412″
Uncertainty4
Orbit TypeAmor
MOID0.054947 AU
Observations Used20
Oppositions1
Arc Total2020-2020
First Observation Used2020-10-20
Last Observation Used2020-10-22
Observations (20)
Date Type RA Dec Mag Band Observatory
2020-10-20 07:12:12 C 02 22 45.53 -08 34 16.6 – V G96
2020-10-20 07:20:15 C 02 22 43.34 -08 32 36.3 – V G96
2020-10-20 07:28:19 C 02 22 41.12 -08 30 57.3 – V G96
2020-10-20 07:36:23 C 02 22 38.85 -08 29 17.6 – V G96
2020-10-20 10:25:28 C 02 21 52.61 -07 54 26.5 – V I52
2020-10-20 10:28:18 C 02 21 51.84 -07 53 51.5 – V I52
2020-10-20 10:31:09 C 02 21 51.08 -07 53 15.9 – V I52
2020-10-20 10:33:59 C 02 21 50.35 -07 52 40.5 – V I52
2020-10-20 23:03:13 C 02 18 59.86 -05 18 43.6 – V L01
2020-10-20 23:07:31 C 02 18 58.77 -05 17 51.1 – V L01
2020-10-20 23:21:13 C 02 18 55.09 -05 15 01.1 – V L01
2020-10-20 23:22:55 C 02 18 54.63 -05 14 40.2 – V L01
2020-10-21 06:54:19 C 02 17 10.40 -03 41 14.3 – V I52
2020-10-21 06:56:26 C 02 17 09.83 -03 40 48.1 – V I52
2020-10-21 06:58:34 C 02 17 09.30 -03 40 22.2 – V I52
2020-10-21 07:00:41 C 02 17 08.67 -03 39 55.7 – V I52
2020-10-22 07:26:40 C 02 11 27.99 +01 19 32.6 – V I52
2020-10-22 07:28:05 C 02 11 27.61 +01 19 49.8 – V I52
2020-10-22 07:29:30 C 02 11 27.25 +01 20 07.0 – V I52
2020-10-22 07:30:55 C 02 11 26.83 +01 20 23.9 – V I52