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AstDyS ∴ Objects ∴ 1998YD4 ∴ Summary
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(49438) 1998YD4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.00842 1.448e-08 au
e 0.047702 3.229e-08
i 2.487 3.486e-06 deg
Ω 201.753 7.601e-05 deg
ω 338.246 8.439e-05 deg
M 243.244 3.579e-05 deg

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Other useful info
Absolute Magnitude (H)    13.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.8649 au
Aphelion 3.1519 au
Asc. node-Earth separation 1.87195 au
Desc. node-Earth separation 2.14424 au
Earth MOID 1.86794 au
Orbital period 1905.93 days
Date of orbit computation  feb 22 02:00
Observational summary
Optical observations (Discarded) 2979 (12)
Radar observations (Discarded) 0 (0)
Arc length 10475.9 days
Unobserved 78 days

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Ephemeris at epoch 60419 MJD
Right Ascension 51.9306 deg
Declination 17.5601 deg
V Magnitude 19.55 mag
Solar Elongation -24.91 deg
Galactic Latitude -31.41 deg
Rate 0.362 deg/day
Direction 76.229 deg

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