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AstDyS ∴ Objects ∴ 1998HV121 ∴ Summary
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(18716) 1998HV121  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.02765 1.258e-08 au
e 0.096616 3.16e-08
i 10.938 3.21e-06 deg
Ω 116.145 1.854e-05 deg
ω 239.749 2.605e-05 deg
M 203.87 1.823e-05 deg

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Other useful info
Absolute Magnitude (H)    13.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7351 au
Aphelion 3.3202 au
Asc. node-Earth separation 2.1696 au
Desc. node-Earth separation 1.84412 au
Earth MOID 1.74841 au
Orbital period 1924.23 days
Date of orbit computation  apr 23 19:50
Observational summary
Optical observations (Discarded) 3192 (16)
Radar observations (Discarded) 0 (0)
Arc length 11704 days
Unobserved 34 days

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Ephemeris at epoch 60426 MJD
Right Ascension 197.559 deg
Declination 9.01837 deg
V Magnitude 18.11 mag
Solar Elongation -152.42 deg
Galactic Latitude 71.35 deg
Rate 0.169 deg/day
Direction -76.737 deg

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