NEODyS-2

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2017HD  ▹ 
SUMMARY
Keplerian elements
(Epoch 60400.0 MJD)
Value 1-σ variation Units
a 1.52468 0.001257 au
e 0.455785 0.000542
i 2.508 0.002646 deg
Ω 205.091 0.0006351 deg
ω 71.914 0.0004528 deg
M 222.086 1.606 deg

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Other useful info
Absolute Magnitude (H)    26.8 mag
Slope parameter (G)    0.15 mag
Perihelion distance 0.8298 au
Aphelion distance 2.2196 au
Asc. node-Earth separation 0.05459 au
Desc. node-Earth separation 0.41213 au
Earth MOID 0.00612 au
Orbital period 687.647 days
Date of orbit computation   feb 26 11:19
Observational summary
Optical observations (Discarded) 35 (2)
Radar observations (Discarded) 0 (0)
Arc length 6 days
Unobserved 2628 days

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Ephemeris
(Epoch 60493 MJD)
Right Ascension 128.449 deg
Declination 17.1741 deg
V Magnitude 30.97 mag
Solar Elongation -26.23 deg
Galactic Latitude 30.13 deg
Rate 0.521 deg/day
Direction 103.381 deg

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