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(116) Sirona  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76986 5.973e-09 au
e 0.1398 2.982e-08
i 3.564 3.723e-06 deg
Ω 63.689 5.724e-05 deg
ω 93.977 5.867e-05 deg
M 248.293 1.378e-05 deg

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Other useful info
Absolute Magnitude (H)    7.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3826 au
Aphelion 3.1571 au
Asc. node-Earth separation 1.75654 au
Desc. node-Earth separation 1.67633 au
Earth MOID 1.39555 au
Orbital period 1683.78 days
Date of orbit computation  apr 23 19:45
Observational summary
Optical observations (Discarded) 4110 (76)
Radar observations (Discarded) 0 (0)
Arc length 55191.4 days
Unobserved 83 days

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Ephemeris at epoch 60427 MJD
Right Ascension 35.1953 deg
Declination 12.779 deg
V Magnitude 13.24 mag
Solar Elongation -1.21 deg
Galactic Latitude -44.58 deg
Rate 0.39 deg/day
Direction 69.84 deg

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