2020 YW4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5298862139 ± 1.36e-07
Semi-major axis (a)2.5868034654 AU ± 1.17e-07
Inclination (i)26.83931752° ± 2.38e-05
Long. of Asc. Node (Ω)139.58582132° ± 1.06e-05
Arg. of Perihelion (ω)269.76461832° ± 3.25e-05
Mean Anomaly (M)82.69795649° ± 1.61e-05
Mean Motion (n)0.2369011261°/day ± 1.61e-08
Perihelion dist (q)1.21609197 AU ± 3.55e-07
Aphelion dist (Q)3.95751496 AU ± 3.94e-07
Orbital Period4.16049641 yr ± 2.82e-07
Physical Parameters
H (abs. magnitude)19.93
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.207″
Uncertainty0
Orbit TypeAmor
MOID0.512370 AU
Observations Used65
Oppositions5
Arc Total2017-2024
First Observation Used2017-01-02
Last Observation Used2024-09-08
Observations (67)
Date Type RA Dec Mag Band Observatory
2021-02-11 07:45:52 C 08 35 48.701 +14 14 14.34 U F51
2021-02-11 08:00:20 C 08 35 48.204 +14 14 32.46 U F51
2024-07-01 12:24:37 C 22 28 40.748 -03 16 25.20 V F52
2024-07-01 12:41:44 C 22 28 41.273 -03 16 29.85 V F52
2024-07-09 13:05:31 C 22 34 32.394 -04 27 14.49 V F51
2024-07-09 13:56:41 C 22 34 33.699 -04 27 37.04 V F51
2024-07-28 10:49:14 C 22 43 43.200 -09 41 01.42 X F51
2024-07-28 11:20:55 C 22 43 43.529 -09 41 31.93 X F51
2024-07-28 11:36:45 C 22 43 43.683 -09 41 47.57 X F51
2024-08-27 09:55:09 C 22 40 47.141 -27 15 05.54 X F51
2024-08-27 10:11:17 C 22 40 46.772 -27 15 35.58 X F51
2024-08-27 10:27:25 C 22 40 46.394 -27 16 05.56 X F51
2024-08-27 10:43:33 C 22 40 46.012 -27 16 35.52 X F51
2024-09-08 08:31:47 C 22 34 19.068 -36 10 27.33 X F51
2024-09-08 08:45:43 C 22 34 18.667 -36 10 52.86 X F51
2024-09-08 08:59:39 C 22 34 18.265 -36 11 18.14 X F51
2024-09-08 09:13:39 C 22 34 17.863 -36 11 43.80 X F51