2018 WL1

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.8791879181 ± 3.90e-07
Semi-major axis (a)2.0865626223 AU ± 1.32e-08
Inclination (i)17.21732624° ± 2.23e-04
Long. of Asc. Node (Ω)85.01536388° ± 4.04e-04
Arg. of Perihelion (ω)192.79218434° ± 3.63e-04
Mean Anomaly (M)136.40614547° ± 1.11e-05
Mean Motion (n)0.3270130928°/day ± 3.11e-09
Perihelion dist (q)0.25208197 AU ± 8.13e-07
Aphelion dist (Q)3.92104327 AU ± 8.13e-07
Orbital Period3.01402698 yr ± 2.86e-08
Physical Parameters
H (abs. magnitude)21.23
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.410″
Uncertainty0
Orbit TypeApollo
MOID0.192247 AU
Observations Used58
Oppositions6
Arc Total2015-2024
First Observation Used2015-12-05
Last Observation Used2024-11-10
Observations (58)
Date Type RA Dec Mag Band Observatory
2021-11-11 04:02:09 C 04 41 06.02 -51 06 46.4 u 807
2021-11-11 04:07:45 C 04 41 00.68 -51 05 58.8 u 807
2021-11-11 05:12:36 C 04 39 58.04 -50 56 53.4 V W95
2021-11-11 05:20:16 C 04 39 50.66 -50 55 48.7 V W95
2021-11-11 05:27:57 C 04 39 43.32 -50 54 43.6 V W95
2024-11-10 06:23:43 C 04 47 04.500 -65 01 06.10 V 807
2024-11-10 06:28:27 C 04 46 57.050 -65 00 19.10 V 807
2024-11-10 06:33:15 C 04 46 49.470 -64 59 31.50 V 807