NEODyS-2

Near Earth Objects - Dynamic Site
NEODyS ∴ Objects ∴ 1998HH1 ∴ Summary
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1998HH1  ▹ 
SUMMARY
Keplerian elements at epoch
58200.0 MJD
Value 1-σ variation Units
a 2.15937 0.001752 au
e 0.510122 0.0004251
i 16.006 0.01438 deg
Ω 203.589 0.003731 deg
ω 359.882 0.02053 deg
M 103.414 4.307 deg

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Other useful info
Absolute Magnitude (H)    23.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.0578 au
Aphelion 3.2609 au
Asc. node-Earth separation 0.05513 au
Desc. node-Earth separation 2.26352 au
Earth MOID 0.05506 au
Orbital period 1159.02 days
Date of orbit computation   Feb 5 11:58
Observational summary
Optical observations (Discarded) 41 (2)
Radar observations (Discarded) 0 (0)
Arc length 32 days
Unobserved 7219 days

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Ephemeris at epoch 58171 MJD
Right Ascension 342.546 deg
Declination 0.15266 deg
V Magnitude 28.54 mag
Solar Elongation -12.93 deg
Galactic Latitude -50.09 deg
Rate 0.395 deg/day
Direction 72.021 deg

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