2017 YA8

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.2877369155 ± 2.20e-08
Semi-major axis (a)1.2976952716 AU ± 6.29e-09
Inclination (i)11.33266527° ± 4.94e-06
Long. of Asc. Node (Ω)157.23509245° ± 3.16e-05
Arg. of Perihelion (ω)17.51914459° ± 2.83e-05
Mean Anomaly (M)72.99484297° ± 1.33e-05
Mean Motion (n)0.6667349063°/day ± 4.85e-09
Perihelion dist (q)0.92430044 AU ± 2.89e-08
Aphelion dist (Q)1.67109011 AU ± 2.97e-08
Orbital Period1.47828811 yr ± 1.08e-08
Physical Parameters
H (abs. magnitude)22.33
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.199″
Uncertainty0
Orbit TypeApollo
MOID0.050841 AU
Observations Used56
Oppositions1
Arc Total2017-2021
First Observation Used2017-12-24
Last Observation Used2021-08-03
Observations (58)
Date Type RA Dec Mag Band Observatory
2020-12-13 07:21:12 C 09 15 50.14 -21 42 05.1 V 807
2020-12-13 07:26:55 C 09 15 51.01 -21 42 13.4 V 807
2020-12-13 07:32:38 C 09 15 51.94 -21 42 21.6 V 807
2020-12-14 06:47:23 C 09 19 41.31 -22 15 20.7 V 807
2020-12-14 06:53:35 C 09 19 42.29 -22 15 29.6 V 807
2020-12-14 07:00:04 C 09 19 43.33 -22 15 38.8 V 807
2021-08-03 04:15:19 C 20 11 19.53 -02 43 39.4 u H21
2021-08-03 04:27:35 C 20 11 18.68 -02 43 53.4 u H21