2018 YG4

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3508273236
Semi-major axis (a)1.3583736632 AU
Inclination (i)5.29370877°
Long. of Asc. Node (Ω)279.73315277°
Arg. of Perihelion (ω)239.97110010° ± 6.00e+00
Mean Anomaly (M)97.25604851°
Mean Motion (n)0.6225714000°/day
Perihelion dist (q)0.88180440 AU
Aphelion dist (Q)1.83488460 AU
Orbital Period1.58312390 yr
Physical Parameters
H (abs. magnitude)27.06
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.464″
Uncertainty
Orbit TypeApollo
MOID0.010180 AU
Observations Used12
Oppositions1
Arc Total2018-2019
First Observation Used
Last Observation Used2019-01-04
Observations (12)
Date Type RA Dec Mag Band Observatory
2018-12-31 10:32:15 C 08 32 41.25 +17 40 21.4 V G96
2018-12-31 10:39:38 C 08 32 46.82 +17 38 56.6 V G96
2018-12-31 10:47:01 C 08 32 52.45 +17 37 29.4 V G96
2018-12-31 10:54:23 C 08 32 58.06 +17 36 02.0 V G96
2018-12-31 12:49:33 C 08 34 27.42 +17 13 08.9 V G96
2018-12-31 12:50:17 C 08 34 28.05 +17 13 00.0 V G96
2018-12-31 12:54:35 C 08 34 31.49 +17 12 08.5 V G96
2018-12-31 12:55:21 C 08 34 32.12 +17 11 59.0 V G96
2019-01-04 09:31:48 C 10 32 14.87 -13 25 00.1 V G96
2019-01-04 09:33:08 C 10 32 17.06 -13 25 35.0 V G96
2019-01-04 09:34:28 C 10 32 19.28 -13 26 10.8 V G96
2019-01-04 09:35:48 C 10 32 21.51 -13 26 45.9 V G96