2020 XA4

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5002647411 ± 7.34e-08
Semi-major axis (a)2.5540290321 AU ± 2.94e-08
Inclination (i)16.93760840° ± 8.49e-06
Long. of Asc. Node (Ω)126.38330821° ± 1.42e-05
Arg. of Perihelion (ω)353.83369407° ± 2.86e-05
Mean Anomaly (M)63.83517620° ± 1.29e-05
Mean Motion (n)0.2414757545°/day ± 4.18e-09
Perihelion dist (q)1.27633836 AU ± 1.88e-07
Aphelion dist (Q)3.83171970 AU ± 1.92e-07
Orbital Period4.08167804 yr ± 7.06e-08
Physical Parameters
H (abs. magnitude)21.07
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.271″
Uncertainty0
Orbit TypeAmor
MOID0.292937 AU
Observations Used106
Oppositions5
Arc Total2017-2024
First Observation Used2017-01-03
Last Observation Used2024-12-02
Observations (109)
Date Type RA Dec Mag Band Observatory
2021-03-02 05:34:52 C 07 05 42.94 +36 25 43.5 V V06
2021-03-10 01:20:55 C 07 32 12.04 +38 49 28.8 u H21
2021-03-10 01:28:20 C 07 32 13.00 +38 49 33.2 u H21
2024-11-22 04:29:13 C 03 05 06.750 -21 25 18.50 V 807
2024-11-22 04:45:27 C 03 05 05.970 -21 25 18.30 V 807
2024-11-22 05:01:10 C 03 05 05.200 -21 25 18.20 V 807
2024-12-02 07:58:14 C 02 54 51.339 -20 47 27.97 X F52
2024-12-02 08:14:01 C 02 54 50.668 -20 47 22.79 X F52
2024-12-02 08:29:40 C 02 54 50.034 -20 47 18.20 X F52