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(2212) Hephaistos  ▹ 
SUMMARY
Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 2.1592 6.721e-09 au
e 0.837667 2.822e-08
i 11.552 5.825e-06 deg
Ω 27.53 2.052e-05 deg
ω 209.395 2.033e-05 deg
M 48.9 6.14e-06 deg

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Other useful info
Absolute Magnitude (H)    13.3 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.3505 au
Aphelion distance 3.9679 au
Asc. node-Earth separation 1.38872 au
Desc. node-Earth separation -0.63178 au
Earth MOID 0.11589 au
Orbital period 1158.87 days
Date of orbit computation   Jul 10 14:36
Observational summary
Optical observations (Discarded) 2570 (4)
Radar observations (Discarded) 0 (0)
Arc length 16640 days
Unobserved 2 days

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Ephemeris
(Epoch 59042 MJD)
Right Ascension 48.3744 deg
Declination 18.8426 deg
V Magnitude 18.86 mag
Solar Elongation 58.8 deg
Galactic Latitude -32.57 deg
Rate 0.207 deg/day
Direction 68.338 deg

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