IAA RAS IAA Minor Planet Database

2019 US1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3467391000
Semi-major axis (a)1.4819683000 AU
Inclination (i)18.07588000°
Long. of Asc. Node (Ω)212.84878000°
Arg. of Perihelion (ω)102.44012000°
Mean Anomaly (M)171.88508000°
Mean Motion (n)0.5463182400°/day
Perihelion dist (q)0.96811190 AU
Aphelion dist (Q)1.99582470 AU
Orbital Period1.80409070 yr
Physical Parameters
H (abs. magnitude)24.10
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date—
RMS Residual0.290″
Uncertainty8
Orbit TypeApollo
MOID0.148164 AU
Observations Used17
Oppositions1
Arc Total—
First Observation Used—
Last Observation Used2019-10-25
Observations (18)
Date Type RA Dec Mag Band Observatory
2019-10-19 08:02:16 C 01 22 33.65 +25 15 35.9 – V G96
2019-10-19 08:09:45 C 01 22 34.01 +25 14 57.7 – V G96
2019-10-19 08:17:14 C 01 22 34.37 +25 14 19.0 – V G96
2019-10-19 08:24:44 C 01 22 34.74 +25 13 41.2 – V G96
2019-10-19 11:33:01 C 01 22 44.22 +24 57 30.3 – V I52
2019-10-19 11:36:38 C 01 22 44.33 +24 57 14.4 – V I52
2019-10-19 11:38:26 C 01 22 44.48 +24 57 04.8 – V I52
2019-10-20 10:02:18 C 01 24 01.91 +23 05 33.4 – V G96
2019-10-20 10:03:23 C 01 24 01.95 +23 05 28.0 – V G96
2019-10-20 10:04:28 C 01 24 02.07 +23 05 23.0 – V G96
2019-10-20 10:05:33 C 01 24 02.06 +23 05 17.0 – V G96
2019-10-21 09:51:41 C 01 25 18.54 +21 11 17.7 – V I52
2019-10-21 09:56:06 C 01 25 18.75 +21 10 56.3 – V I52
2019-10-21 10:00:29 C 01 25 18.90 +21 10 35.7 – V I52
2019-10-25 05:27:56 C 01 29 35.49 +14 36 17.8 – V G96
2019-10-25 05:35:20 C 01 29 35.72 +14 35 48.3 – V G96
2019-10-25 05:42:46 C 01 29 35.99 +14 35 19.0 – V G96
2019-10-25 05:50:10 C 01 29 36.21 +14 34 49.5 – V G96