159677 (2002 HQ11)

NEO ⇩ IMP ⇩ COV ★ EPH ⇩ OBS
Orbital Elements
Epoch (TDB)2025-11-21 (JD 2461000.5)
Eccentricity (e)0.5951003492 ± 6.02e-08
Semi-major axis (a)1.8511579018 AU ± 6.71e-09
Inclination (i)6.06508203° ± 7.63e-06
Long. of Asc. Node (Ω)153.15730805° ± 7.72e-05
Arg. of Perihelion (ω)322.41543586° ± 7.71e-05
Mean Anomaly (M)161.02508944° ± 1.38e-05
Mean Motion (n)0.3913335462°/day ± 2.13e-09
Perihelion dist (q)0.74953319 AU ± 1.11e-07
Aphelion dist (Q)2.95278262 AU ± 1.12e-07
Orbital Period2.51863479 yr ± 1.37e-08
Physical Parameters
H (abs. magnitude)19.45
G (slope)0.15
Orbit Solution
SourceIAA
Solution Date2026-05-31
RMS Residual0.365″
Uncertainty0
Orbit TypeApollo
MOID0.055907 AU
Observations Used146
Oppositions7
Arc Total2001-2012
First Observation Used2001-11-12
Last Observation Used2012-04-25
Observations (152)
Date Type RA Dec Mag Band Observatory
2012-04-25 03:41:34 C 08 28 28.88 +29 46 32.4 r 703
2012-04-25 03:49:39 C 08 28 32.01 +29 46 26.5 r 703