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AstDyS ∴ Objects ∴ 1997WH39 ∴ Summary
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(120755) 1997WH39  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35175 6.385e-09 au
e 0.146431 3.892e-08
i 1.746 3.552e-06 deg
Ω 89.313 0.0001346 deg
ω 37.584 0.0001353 deg
M 63.489 1.359e-05 deg

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Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0074 au
Aphelion 2.6961 au
Asc. node-Earth separation 1.07939 au
Desc. node-Earth separation 1.58655 au
Earth MOID 1.02343 au
Orbital period 1317.3 days
Date of orbit computation  feb 22 02:15
Observational summary
Optical observations (Discarded) 1119 (7)
Radar observations (Discarded) 0 (0)
Arc length 9546.39 days
Unobserved 93 days

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Ephemeris at epoch 60419 MJD
Right Ascension 213.101 deg
Declination -10.5382 deg
V Magnitude 18.82 mag
Solar Elongation 174.03 deg
Galactic Latitude 47.52 deg
Rate 0.253 deg/day
Direction -72.144 deg

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