2020 YJ4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2334050000
Semi-major axis (a)1.3021520000 AU
Inclination (i)18.71819000°
Long. of Asc. Node (Ω)278.84530000°
Arg. of Perihelion (ω)140.80880000°
Mean Anomaly (M)129.02441000°
Mean Motion (n)0.6633024000°/day
Perihelion dist (q)0.99822320 AU
Aphelion dist (Q)1.60608080 AU
Orbital Period1.48591010 yr
Physical Parameters
H (abs. magnitude)23.63
G (slope)0.15
Orbit Solution
SourceMPC
Solution Date
RMS Residual0.340″
Uncertainty8
Orbit TypeApollo
MOID0.054739 AU
Observations Used61
Oppositions1
Arc Total
First Observation Used
Last Observation Used2021-01-14
Observations (61)
Date Type RA Dec Mag Band Observatory
2021-01-10 07:24:24 C 06 18 06.06 -12 14 54.6 V I52
2021-01-10 07:25:30 C 06 18 06.05 -12 14 59.2 V I52
2021-01-11 05:18:06 C 06 18 05.52 -13 40 22.7 V I52
2021-01-11 05:19:12 C 06 18 05.47 -13 40 27.5 V I52
2021-01-11 05:20:19 C 06 18 05.46 -13 40 31.0 V I52
2021-01-13 05:22:18 C 06 18 03.51 -16 17 57.1 u 807
2021-01-13 05:31:01 C 06 18 03.39 -16 18 22.4 u 807
2021-01-13 05:39:43 C 06 18 03.27 -16 18 47.6 u 807
2021-01-14 03:57:03 C 06 18 09.07 -17 20 59.6 u 807
2021-01-14 04:05:46 C 06 18 08.95 -17 21 22.5 u 807
2021-01-14 04:14:45 C 06 18 08.83 -17 21 46.2 u 807