AstDyS-2

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AstDyS ∴ Objects ∴ 1998HF21 ∴ Summary
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(74030) 1998HF21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29599 7.995e-09 au
e 0.082299 3.111e-08
i 7.376 4.779e-06 deg
Ω 24.689 2.811e-05 deg
ω 240.962 4.309e-05 deg
M 105.215 3.395e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.107 au
Aphelion 2.4849 au
Asc. node-Earth separation 1.37966 au
Desc. node-Earth separation 1.18972 au
Earth MOID 1.10316 au
Orbital period 1270.73 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1245 (4)
Radar observations (Discarded) 0 (0)
Arc length 9300.04 days
Unobserved 216 days

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Ephemeris at epoch 60420 MJD
Right Ascension 24.5734 deg
Declination 10.2495 deg
V Magnitude 20.74 mag
Solar Elongation 3.57 deg
Galactic Latitude -50.93 deg
Rate 0.474 deg/day
Direction 65.916 deg

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