2021 YL

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.1102343087 ± 2.47e-05
Semi-major axis (a)0.9436940850 AU ± 2.67e-06
Inclination (i)14.71630302° ± 5.23e-03
Long. of Asc. Node (Ω)275.23504011° ± 1.87e-04
Arg. of Perihelion (ω)317.40193568° ± 4.83e-03
Mean Anomaly (M)323.01344010° ± 1.52e-03
Mean Motion (n)1.0751410074°/day ± 4.56e-06
Perihelion dist (q)0.83966662 AU ± 2.35e-05
Aphelion dist (Q)1.04772155 AU ± 2.35e-05
Orbital Period0.91674141 yr ± 3.89e-06
Physical Parameters
H (abs. magnitude)25.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.322″
Uncertainty1
Orbit TypeAten
MOID0.029103 AU
Observations Used55
Oppositions1
Arc Total2021-2022
First Observation Used2021-12-27
Last Observation Used2022-01-07
Observations (56)
Date Type RA Dec Mag Band Observatory
2022-01-06 11:47:35 C 03 44 24.90 -31 06 16.9 V 474
2022-01-06 11:56:24 C 03 44 22.86 -31 07 19.6 V 474
2022-01-07 10:56:27 C 03 40 20.13 -33 40 26.1 V 474
2022-01-07 11:01:41 C 03 40 19.07 -33 40 57.0 V 474
2022-01-07 11:06:57 C 03 40 17.96 -33 41 29.6 V 474
2022-01-07 11:12:11 C 03 40 16.89 -33 42 01.9 V 474