AstDyS-2

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AstDyS ∴ Objects ∴ 1998DA21 ∴ Summary
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(58727) 1998DA21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.38338 6.932e-09 au
e 0.251553 2.826e-08
i 1.77 3.977e-06 deg
Ω 130.457 0.0001162 deg
ω 314.883 0.0001167 deg
M 77.979 8.925e-06 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7838 au
Aphelion 2.9829 au
Asc. node-Earth separation 0.91086 au
Desc. node-Earth separation 1.70086 au
Earth MOID 0.801 au
Orbital period 1343.97 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1157 (4)
Radar observations (Discarded) 0 (0)
Arc length 11965.2 days
Unobserved 93 days

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Ephemeris at epoch 60419 MJD
Right Ascension 189.085 deg
Declination -1.01217 deg
V Magnitude 19.63 mag
Solar Elongation -159.48 deg
Galactic Latitude 61.63 deg
Rate 0.208 deg/day
Direction -68.08 deg

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