AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998HH25 ∴ Summary
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(91104) 1998HH25  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7918 1.998e-08 au
e 0.053218 6.044e-08
i 6.4 6.3e-06 deg
Ω 42.144 4.677e-05 deg
ω 302.34 7.128e-05 deg
M 59.16 5.591e-05 deg

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Other useful info
Absolute Magnitude (H)    15.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6432 au
Aphelion 2.9404 au
Asc. node-Earth separation 1.7159 au
Desc. node-Earth separation 1.85751 au
Earth MOID 1.64302 au
Orbital period 1703.82 days
Date of orbit computation  feb 22 02:09
Observational summary
Optical observations (Discarded) 585 (4)
Radar observations (Discarded) 0 (0)
Arc length 9363 days
Unobserved 133 days

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Ephemeris at epoch 60419 MJD
Right Ascension 44.0364 deg
Declination 17.7264 deg
V Magnitude 21.26 mag
Solar Elongation -17.7 deg
Galactic Latitude -35.91 deg
Rate 0.417 deg/day
Direction 71.056 deg

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