AstDyS-2

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AstDyS ∴ Objects ∴ 1997WP4 ∴ Summary
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(369981) 1997WP4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55466 1.263e-08 au
e 0.128427 5.787e-08
i 6.271 5.338e-06 deg
Ω 50.877 5.482e-05 deg
ω 332.292 6.098e-05 deg
M 182.598 3.101e-05 deg

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Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2266 au
Aphelion 2.8827 au
Asc. node-Earth separation 1.26716 au
Desc. node-Earth separation 1.82476 au
Earth MOID 1.2327 au
Orbital period 1491.42 days
Date of orbit computation  apr 23 21:08
Observational summary
Optical observations (Discarded) 304 (2)
Radar observations (Discarded) 0 (0)
Arc length 9613.32 days
Unobserved 39 days

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Ephemeris at epoch 60426 MJD
Right Ascension 206.417 deg
Declination -7.27897 deg
V Magnitude 21.01 mag
Solar Elongation -170.59 deg
Galactic Latitude 53.17 deg
Rate 0.231 deg/day
Direction -77.215 deg

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