496860 (1999 XL136)

NEO PHA MOID ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.6466062712 ± 2.36e-08
Semi-major axis (a)1.8188969549 AU ± 3.24e-09
Inclination (i)8.91393197° ± 6.25e-06
Long. of Asc. Node (Ω)269.95966586° ± 6.36e-06
Arg. of Perihelion (ω)275.45808233° ± 6.73e-06
Mean Anomaly (M)189.08923919° ± 1.97e-06
Mean Motion (n)0.4017909333°/day ± 1.07e-09
Perihelion dist (q)0.64278678 AU ± 4.29e-08
Aphelion dist (Q)2.99500713 AU ± 4.32e-08
Orbital Period2.45308244 yr ± 6.56e-09
Physical Parameters
H (abs. magnitude)19.65
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.338″
Uncertainty0
Orbit TypeApollo
MOID0.005064 AU
Observations Used285
Oppositions14
Arc Total1999-2022
First Observation Used1999-12-12
Last Observation Used2022-08-01
Observations (308)
Date Type RA Dec Mag Band Observatory
2022-07-09 13:25:19 C 22 46 38.331 +04 01 36.94 U F52
2022-07-09 13:42:53 C 22 46 37.539 +04 01 38.16 U F52
2022-07-09 14:00:28 C 22 46 36.744 +04 01 39.49 U F52
2022-07-09 14:18:00 C 22 46 35.964 +04 01 40.61 U F52
2022-08-01 11:23:59 C 22 13 51.009 +03 17 42.13 U F52
2022-08-01 11:41:30 C 22 13 49.681 +03 17 38.08 U F52
2022-08-01 11:59:02 C 22 13 48.408 +03 17 34.33 U F52
2022-08-01 12:16:34 C 22 13 47.088 +03 17 30.18 U F52