AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HQ17 ∴ Summary
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(118266) 1998HQ17  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.01922 3.148e-08 au
e 0.162193 4.781e-08
i 5.275 5.7e-06 deg
Ω 286.106 7.12e-05 deg
ω 353.872 7.422e-05 deg
M 256.909 2.253e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5295 au
Aphelion 3.5089 au
Asc. node-Earth separation 1.51398 au
Desc. node-Earth separation 2.52075 au
Earth MOID 1.51191 au
Orbital period 1916.2 days
Date of orbit computation  Oct 31 06:10
Observational summary
Optical observations (Discarded) 514 (2)
Radar observations (Discarded) 0 (0)
Arc length 7263.04 days
Unobserved 399 days

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Ephemeris at epoch 58567 MJD
Right Ascension 188.605 deg
Declination -12.294 deg
V Magnitude 19.01 mag
Solar Elongation 168.08 deg
Galactic Latitude 50.36 deg
Rate 0.202 deg/day
Direction -70.866 deg

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