AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999HH8 ∴ Summary
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(17939) 1999HH8  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.23463 9.595e-09 au
e 0.130462 4.909e-08
i 9.557 5.229e-06 deg
Ω 320.93 2.908e-05 deg
ω 329.723 3.512e-05 deg
M 214.998 2.207e-05 deg

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Other useful info
Absolute Magnitude (H)    13.4 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9431 au
Aphelion 2.5262 au
Asc. node-Earth separation 0.96074 au
Desc. node-Earth separation 1.48731 au
Earth MOID 0.93228 au
Orbital period 1220.13 days
Date of orbit computation  Oct 31 05:07
Observational summary
Optical observations (Discarded) 1509 (7)
Radar observations (Discarded) 0 (0)
Arc length 23485.1 days
Unobserved 369 days

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Ephemeris at epoch 58566 MJD
Right Ascension 173.421 deg
Declination -8.68071 deg
V Magnitude 16.23 mag
Solar Elongation -168.16 deg
Galactic Latitude 49.54 deg
Rate 0.28 deg/day
Direction -78.671 deg

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