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AstDyS ∴ Objects ∴ 1998QD91 ∴ Summary
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(208007) 1998QD91  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.6298 1.18e-08 au
e 0.302896 4.186e-08
i 13.206 5.526e-06 deg
Ω 167.603 1.764e-05 deg
ω 208.313 1.964e-05 deg
M 349.06 9.437e-06 deg

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Other useful info
Absolute Magnitude (H)    15.7 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8332 au
Aphelion 3.4264 au
Asc. node-Earth separation 2.26458 au
Desc. node-Earth separation 0.87929 au
Earth MOID 0.8435 au
Orbital period 1557.69 days
Date of orbit computation  apr 23 20:33
Observational summary
Optical observations (Discarded) 793 (6)
Radar observations (Discarded) 0 (0)
Arc length 9973.05 days
Unobserved 290 days

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Ephemeris at epoch 60425 MJD
Right Ascension 15.5567 deg
Declination 3.6767 deg
V Magnitude 19.93 mag
Solar Elongation 19.39 deg
Galactic Latitude -59.09 deg
Rate 0.632 deg/day
Direction 73.599 deg

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