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AstDyS ∴ Objects ∴ 1997WE21 ∴ Summary
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(73960) 1997WE21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.11669 1.765e-08 au
e 0.136845 4.126e-08
i 8.207 4.672e-06 deg
Ω 61.468 3.297e-05 deg
ω 30.265 3.965e-05 deg
M 267.762 2.038e-05 deg

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Other useful info
Absolute Magnitude (H)    14.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6902 au
Aphelion 3.5432 au
Asc. node-Earth separation 1.74855 au
Desc. node-Earth separation 2.45563 au
Earth MOID 1.71084 au
Orbital period 2009.73 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1083 (11)
Radar observations (Discarded) 0 (0)
Arc length 9472.53 days
Unobserved 169 days

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Ephemeris at epoch 60419 MJD
Right Ascension 359.983 deg
Declination -6.86532 deg
V Magnitude 20.7 mag
Solar Elongation 32.41 deg
Galactic Latitude -66.33 deg
Rate 0.35 deg/day
Direction 67.301 deg

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