2015 XL261

NEO MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.4458424439 ± 2.00e+00
Semi-major axis (a)1.5637628330 AU ± 3.00e+00
Inclination (i)1.49993250° ± 4.00e+00
Long. of Asc. Node (Ω)306.33567555° ± 5.00e+00
Arg. of Perihelion (ω)192.87484978° ± 6.00e+00
Mean Anomaly (M)7.49637305° ± 3.35e-02
Mean Motion (n)0.5040194700°/day ± 1.45e+00
Perihelion dist (q)0.86657090 AU ± 3.54e+00
Aphelion dist (Q)2.26095690 AU ± 5.35e+00
Orbital Period1.95549530 yr ± 5.63e+00
Physical Parameters
H (abs. magnitude)25.50
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-04-18
RMS Residual0.416″
Uncertainty2
Orbit TypeApollo
MOID0.016337 AU
Observations Used50
Oppositions1
Arc Total2015-2015
First Observation Used
Last Observation Used2015-12-18
Observations (52)
Date Type RA Dec Mag Band Observatory
2015-12-18 13:08:26 C 13 10 07.82 +35 46 23.7 o 926
2015-12-18 13:11:29 C 13 10 13.12 +35 45 11.0 o 926