164120 (2003 YK)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4080325406 ± 3.96e-08
Semi-major axis (a)1.5120448904 AU ± 2.11e-09
Inclination (i)11.02864131° ± 4.41e-06
Long. of Asc. Node (Ω)345.60158079° ± 2.40e-05
Arg. of Perihelion (ω)189.66121345° ± 2.48e-05
Mean Anomaly (M)228.00182718° ± 9.55e-06
Mean Motion (n)0.5301090869°/day ± 1.11e-09
Perihelion dist (q)0.89508137 AU ± 5.99e-08
Aphelion dist (Q)2.12900841 AU ± 6.00e-08
Orbital Period1.85928955 yr ± 3.89e-09
Physical Parameters
H (abs. magnitude)19.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.383″
Uncertainty0
Orbit TypeApollo
MOID0.083870 AU
Observations Used290
Oppositions11
Arc Total2001-2025
First Observation Used2001-10-13
Last Observation Used2025-11-24
Observations (307)
Date Type RA Dec Mag Band Observatory
2025-11-20 14:16:16 C 23 12 03.419 +03 55 12.06 W O18
2025-11-20 16:10:10 C 23 12 03.892 +03 55 14.26 W O18
2025-11-22 14:15:10 C 23 12 22.606 +03 56 35.61 W O18
2025-11-22 14:16:56 C 23 12 22.609 +03 56 35.77 W O18
2025-11-24 12:22:57 C 23 12 49.125 +03 58 39.62 W O18
2025-11-24 14:20:43 C 23 12 50.243 +03 58 45.88 W O18
2025-11-24 14:22:30 C 23 12 50.275 +03 58 45.82 W O18