NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HH1 ∴ Summary
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1998HH1  ▹ 
SUMMARY
Keplerian elements at epoch
57800.0 MJD
Value 1-σ variation Units
a 2.15748 0.003914 au
e 0.509792 0.0009056
i 16.003 0.01754 deg
Ω 203.595 0.003947 deg
ω 359.865 0.003225 deg
M 340.78 6.046 deg

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Other useful info
Absolute Magnitude (H)    23.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0576 au
Aphelion 3.2573 au
Asc. node-Earth separation 0.05474 au
Desc. node-Earth separation 2.26165 au
Earth MOID 0.05468 au
Orbital period 1157.49 days
Date of orbit computation   Nov 18 11:30
Observational summary
Optical observations (Discarded) 41 (0)
Radar observations (Discarded) 0 (0)
Arc length 32 days
Unobserved 6920 days

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Ephemeris at epoch 57872 MJD
Right Ascension 177.505 deg
Declination 34.9461 deg
V Magnitude 20.56 mag
Solar Elongation -118.49 deg
Galactic Latitude 74.72 deg
Rate 3.157 deg/day
Direction 59.52 deg

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