IAA RAS IAA Minor Planet Database

2020 UD2

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4870456240 ± 2.00e+00
Semi-major axis (a)1.8991946443 AU ± 3.00e+00
Inclination (i)9.72665237° ± 4.00e+00
Long. of Asc. Node (Ω)25.34996027° ± 5.00e+00
Arg. of Perihelion (ω)326.64523810° ± 6.00e+00
Mean Anomaly (M)351.16302110° ± 3.29e-01
Mean Motion (n)0.3765942000°/day ± 8.92e-01
Perihelion dist (q)0.97419130 AU ± 4.10e+00
Aphelion dist (Q)2.82405950 AU ± 5.86e+00
Orbital Period2.61716110 yr ± 6.20e+00
Physical Parameters
H (abs. magnitude)24.90
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.223″
Uncertainty3
Orbit TypeApollo
MOID0.020998 AU
Observations Used18
Oppositions1
Arc Total2020-2020
First Observation Used—
Last Observation Used2020-10-20
Observations (21)
Date Type RA Dec Mag Band Observatory
2020-10-14 14:33:42 C 04 02 01.035 +01 59 29.70 – V F51
2020-10-14 14:56:52 C 04 01 52.903 +02 08 09.02 – V F51
2020-10-14 15:09:01 C 04 01 48.713 +02 12 40.69 – V F51
2020-10-17 06:55:10 C 03 48 00.37 +19 55 50.3 – V 703
2020-10-17 07:02:46 C 03 47 58.61 +19 57 21.8 – V 703
2020-10-17 07:10:23 C 03 47 56.94 +19 58 55.6 – V 703
2020-10-17 07:17:59 C 03 47 55.15 +20 00 27.0 – V 703
2020-10-19 11:04:43 C 03 39 52.26 +28 13 45.2 – V T08
2020-10-19 11:07:21 C 03 39 51.79 +28 14 06.1 – V T08
2020-10-19 11:15:51 C 03 39 50.15 +28 15 09.8 – V T08
2020-10-19 11:27:48 C 03 39 47.90 +28 16 39.4 – V T08
2020-10-19 20:29:38 C 03 38 42.67 +29 19 42.4 – V L01
2020-10-19 20:30:53 C 03 38 42.46 +29 19 51.2 – V L01
2020-10-19 20:32:08 C 03 38 42.28 +29 20 00.1 – V L01
2020-10-19 20:34:37 C 03 38 41.96 +29 20 17.9 – V L01
2020-10-19 20:35:33 C 03 38 41.80 +29 20 24.6 – V L01
2020-10-19 20:37:06 C 03 38 41.58 +29 20 35.7 – V L01
2020-10-20 08:48:30 C 03 37 02.76 +30 41 49.4 – V I52
2020-10-20 08:49:06 C 03 37 02.66 +30 41 53.4 – V I52
2020-10-20 08:49:43 C 03 37 02.54 +30 41 57.3 – V I52
2020-10-20 08:50:19 C 03 37 02.44 +30 42 00.8 – V I52