AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Melpomene ∴ Summary
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(18) Melpomene  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.29534 1.848e-09 au
e 0.218341 2.451e-08
i 10.131 3.247e-06 deg
Ω 150.338 1.451e-05 deg
ω 228.089 1.609e-05 deg
M 57.133 7.55e-06 deg

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Other useful info
Absolute Magnitude (H)    6.7 mag
Slope parameter (G)    0.25 mag
Perihelion 1.7942 au
Aphelion 2.7965 au
Asc. node-Earth separation 1.57085 au
Desc. node-Earth separation 0.89696 au
Earth MOID 0.81163 au
Orbital period 1270.19 days
Date of orbit computation  feb 22 01:49
Observational summary
Optical observations (Discarded) 6409 (144)
Radar observations (Discarded) 0 (0)
Arc length 62651.5 days
Unobserved 76 days

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Ephemeris at epoch 60397 MJD
Right Ascension 72.6066 deg
Declination 15.1709 deg
V Magnitude 11.18 mag
Solar Elongation -65.83 deg
Galactic Latitude -18.27 deg
Rate 0.471 deg/day
Direction 75.26 deg

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