2016 YL4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4530005152 ± 3.77e-08
Semi-major axis (a)1.8689855229 AU ± 1.39e-08
Inclination (i)35.42819907° ± 1.87e-05
Long. of Asc. Node (Ω)292.31787790° ± 6.58e-06
Arg. of Perihelion (ω)76.20873698° ± 1.46e-05
Mean Anomaly (M)216.64278524° ± 1.23e-05
Mean Motion (n)0.3857477221°/day ± 4.30e-09
Perihelion dist (q)1.02233412 AU ± 7.08e-08
Aphelion dist (Q)2.71563693 AU ± 7.32e-08
Orbital Period2.55510591 yr ± 2.85e-08
Physical Parameters
H (abs. magnitude)20.14
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.181″
Uncertainty0
Orbit TypeAmor
MOID0.261121 AU
Observations Used51
Oppositions3
Arc Total2016-2021
First Observation Used2016-07-09
Last Observation Used2021-11-09
Observations (57)
Date Type RA Dec Mag Band Observatory
2021-08-08 07:08:07 C 16 53 35.096 -10 44 32.19 U F51
2021-08-27 06:42:35 C 16 47 29.623 +07 32 30.61 U F51
2021-08-27 07:01:14 C 16 47 29.698 +07 33 07.82 U F51
2021-08-27 07:19:57 C 16 47 29.799 +07 33 44.13 U F51
2021-11-09 05:05:21 C 18 10 52.873 +47 14 57.71 V T12
2021-11-09 05:07:08 C 18 10 53.044 +47 15 00.00 V T12
2021-11-09 05:08:50 C 18 10 53.208 +47 15 02.11 V T12