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AstDyS ∴ Objects ∴ 1998DF17 ∴ Summary
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(181787) 1998DF17  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76096 1.727e-08 au
e 0.013252 5.023e-08
i 5.604 6.337e-06 deg
Ω 210.603 5.493e-05 deg
ω 30.213 0.0002607 deg
M 148.456 0.0002555 deg

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Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.7244 au
Aphelion 2.7975 au
Asc. node-Earth separation 1.72433 au
Desc. node-Earth separation 1.79853 au
Earth MOID 1.71373 au
Orbital period 1675.67 days
Date of orbit computation  feb 22 02:29
Observational summary
Optical observations (Discarded) 438 (1)
Radar observations (Discarded) 0 (0)
Arc length 9440.99 days
Unobserved 109 days

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Ephemeris at epoch 60418 MJD
Right Ascension 30.2053 deg
Declination 12.0572 deg
V Magnitude 21.43 mag
Solar Elongation -4.2 deg
Galactic Latitude -47.35 deg
Rate 0.412 deg/day
Direction 71.982 deg

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