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(2212) Hephaistos  ▹ 
SUMMARY
Keplerian elements
(Epoch 59000.0 MJD)
Value 1-σ variation Units
a 2.1592 6.619e-09 au
e 0.837667 2.727e-08
i 11.552 5.787e-06 deg
Ω 27.53 1.757e-05 deg
ω 209.395 1.746e-05 deg
M 48.9 6.122e-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   Jan 18 14:14
Observational summary
Optical observations (Discarded) 2924 (4)
Radar observations (Discarded) 0 (0)
Arc length 16832 days
Unobserved 2 days

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Ephemeris
(Epoch 59233 MJD)
Right Ascension 27.4673 deg
Declination 15.5877 deg
V Magnitude 19.73 mag
Solar Elongation -92.2 deg
Galactic Latitude -44.99 deg
Rate 0.06 deg/day
Direction 76.256 deg

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