2015 XP55

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.3530995157 ± 3.75e-08
Semi-major axis (a)1.5608668638 AU ± 1.98e-08
Inclination (i)42.20074899° ± 1.26e-05
Long. of Asc. Node (Ω)80.15436218° ± 1.11e-06
Arg. of Perihelion (ω)61.09874901° ± 9.80e-06
Mean Anomaly (M)5.26207667° ± 3.55e-05
Mean Motion (n)0.5054328731°/day ± 9.62e-09
Perihelion dist (q)1.00972553 AU ± 6.00e-08
Aphelion dist (Q)2.11200820 AU ± 6.44e-08
Orbital Period1.95006367 yr ± 3.71e-08
Physical Parameters
H (abs. magnitude)21.60
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-06-02
RMS Residual0.208″
Uncertainty0
Orbit TypeApollo
MOID0.168433 AU
Observations Used194
Oppositions1
Arc Total2015-2018
First Observation Used2015-12-04
Last Observation Used2018-06-04
Observations (209)
Date Type RA Dec Mag Band Observatory
2018-05-23 05:22:15 C 17 26 56.23 +09 34 17.5 u H21
2018-05-23 06:22:42 C 17 26 47.18 +09 32 11.4 u H21
2018-05-23 06:34:37 C 17 26 45.40 +09 31 46.6 u H21
2018-05-24 06:05:50 C 17 23 18.64 +08 42 08.2 u H21
2018-05-24 06:17:12 C 17 23 16.90 +08 41 44.1 u H21
2018-05-24 06:34:13 C 17 23 14.36 +08 41 07.9 u H21
2018-06-04 04:56:01 C 16 44 26.33 -01 13 06.1 u H21
2018-06-04 05:14:50 C 16 44 23.56 -01 13 49.5 u H21
2018-06-04 05:32:45 C 16 44 20.91 -01 14 30.9 u H21