IAA RAS IAA Minor Planet Database

2018 UK

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6872246676
Semi-major axis (a)2.3970364525 AU
Inclination (i)1.92579169°
Long. of Asc. Node (Ω)193.53494600°
Arg. of Perihelion (ω)121.19668439°
Mean Anomaly (M)340.41321333°
Mean Motion (n)0.2655737900°/day
Perihelion dist (q)0.74973240 AU
Aphelion dist (Q)4.04439140 AU
Orbital Period3.71123860 yr
Physical Parameters
H (abs. magnitude)25.70
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.256″
Uncertainty—
Orbit TypeApollo
MOID0.004874 AU
Observations Used18
Oppositions1
Arc Total2018-2018
First Observation Used—
Last Observation Used2018-10-29
Observations (18)
Date Type RA Dec Mag Band Observatory
2018-10-17 14:24:38 C 03 31 42.793 +07 00 14.09 – U F52
2018-10-17 14:43:41 C 03 31 22.505 +07 00 50.88 – U F52
2018-10-17 15:02:43 C 03 31 02.411 +07 01 27.16 – U F52
2018-10-18 09:54:11 C 03 15 54.84 +07 30 22.0 – V G96
2018-10-18 10:01:36 C 03 15 49.56 +07 30 31.0 – V G96
2018-10-18 10:09:00 C 03 15 44.29 +07 30 39.8 – V G96
2018-10-18 10:16:24 C 03 15 39.09 +07 30 49.0 – V G96
2018-10-19 02:39:58 C 03 06 26.24 +07 47 05.7 – V L01
2018-10-19 02:41:31 C 03 06 25.39 +07 47 06.8 – V L01
2018-10-19 02:43:47 C 03 06 24.24 +07 47 09.1 – V L01
2018-10-19 03:14:50 C 03 06 09.06 +07 47 33.9 – V 204
2018-10-19 03:27:17 C 03 06 02.78 +07 47 43.7 – V 204
2018-10-19 03:39:42 C 03 05 56.52 +07 47 53.7 – V 204
2018-10-19 07:26:07 C 03 04 17.73 +07 51 22.0 – u H21
2018-10-19 07:32:04 C 03 04 14.85 +07 51 26.9 – u H21
2018-10-29 05:55:07 C 02 28 20.16 +08 51 41.4 – u H21
2018-10-29 06:10:01 C 02 28 19.19 +08 51 42.9 – u H21
2018-10-29 06:19:04 C 02 28 18.59 +08 51 44.2 – u H21