AstDyS-2

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AstDyS ∴ Objects ∴ 1998DY21 ∴ Summary
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(408765) 1998DY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.7458 1.981e-08 au
e 0.180669 7.6e-08
i 8.235 8.068e-06 deg
Ω 346.369 4.241e-05 deg
ω 187.031 4.86e-05 deg
M 258.641 2.305e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2497 au
Aphelion 3.2419 au
Asc. node-Earth separation 2.22978 au
Desc. node-Earth separation 1.2602 au
Earth MOID 1.25575 au
Orbital period 1661.89 days
Date of orbit computation  apr 23 21:17
Observational summary
Optical observations (Discarded) 264 (3)
Radar observations (Discarded) 0 (0)
Arc length 9392.93 days
Unobserved days

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Ephemeris at epoch MJD
Right Ascension deg
Declination deg
V Magnitude mag
Solar Elongation deg
Galactic Latitude deg
Rate deg/day
Direction deg

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