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AstDyS ∴ Objects ∴ 1998YH18 ∴ Summary
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(49451) 1998YH18  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.59879 1.179e-08 au
e 0.115798 3.905e-08
i 4.35 4.511e-06 deg
Ω 201.156 5.05e-05 deg
ω 108.767 5.387e-05 deg
M 120.241 2.063e-05 deg

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Other useful info
Absolute Magnitude (H)    15.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2979 au
Aphelion 2.8997 au
Asc. node-Earth separation 1.6609 au
Desc. node-Earth separation 1.47534 au
Earth MOID 1.28786 au
Orbital period 1530.23 days
Date of orbit computation  feb 22 02:00
Observational summary
Optical observations (Discarded) 1203 (13)
Radar observations (Discarded) 0 (0)
Arc length 11584.1 days
Unobserved 127 days

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Ephemeris at epoch 60419 MJD
Right Ascension 69.6081 deg
Declination 18.9451 deg
V Magnitude 21.02 mag
Solar Elongation -41.73 deg
Galactic Latitude -18.27 deg
Rate 0.371 deg/day
Direction 81.622 deg

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