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AstDyS ∴ Objects ∴ 1989DK ∴ Summary
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(21023) 1989DK  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6042 9.765e-09 au
e 0.104133 2.884e-08
i 11.926 3.235e-06 deg
Ω 298.29 1.646e-05 deg
ω 176.251 2.373e-05 deg
M 155.459 1.803e-05 deg

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Other useful info
Absolute Magnitude (H)    13.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.333 au
Aphelion 2.8754 au
Asc. node-Earth separation 1.85871 au
Desc. node-Earth separation 1.35017 au
Earth MOID 1.34999 au
Orbital period 1535.01 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 3763 (46)
Radar observations (Discarded) 0 (0)
Arc length 26443.6 days
Unobserved 245 days

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Ephemeris at epoch 60423 MJD
Right Ascension 303.007 deg
Declination -24.3813 deg
V Magnitude 18.37 mag
Solar Elongation 93.15 deg
Galactic Latitude -27.87 deg
Rate 0.176 deg/day
Direction 71.398 deg

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