AstDyS-2

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AstDyS ∴ Objects ∴ Mellena ∴ Summary
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(869) Mellena  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.68913 1.039e-08 au
e 0.220417 3.376e-08
i 7.838 5.013e-06 deg
Ω 154.911 2.872e-05 deg
ω 107.224 3.102e-05 deg
M 316.139 1.345e-05 deg

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Other useful info
Absolute Magnitude (H)    11.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0964 au
Aphelion 3.2819 au
Asc. node-Earth separation 1.74612 au
Desc. node-Earth separation 1.3913 au
Earth MOID 1.09587 au
Orbital period 1610.71 days
Date of orbit computation  Oct 8 21:12
Observational summary
Optical observations (Discarded) 2153 (39)
Radar observations (Discarded) 0 (0)
Arc length 36936.4 days
Unobserved 110 days

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Ephemeris at epoch 58406 MJD
Right Ascension 199.274 deg
Declination -4.04896 deg
V Magnitude 16.59 mag
Solar Elongation 4.29 deg
Galactic Latitude 58.21 deg
Rate 0.501 deg/day
Direction 109.826 deg

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