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AstDyS ∴ Objects ∴ 1998WE21 ∴ Summary
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(137070) 1998WE21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61673 1.037e-08 au
e 0.257321 4.42e-08
i 6.831 6.053e-06 deg
Ω 36.959 3.424e-05 deg
ω 26.881 3.653e-05 deg
M 350.954 1.139e-05 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9434 au
Aphelion 3.2901 au
Asc. node-Earth separation 0.9952 au
Desc. node-Earth separation 2.16452 au
Earth MOID 0.9595 au
Orbital period 1546.1 days
Date of orbit computation  feb 22 02:19
Observational summary
Optical observations (Discarded) 924 (7)
Radar observations (Discarded) 0 (0)
Arc length 9194.76 days
Unobserved 97 days

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Ephemeris at epoch 60420 MJD
Right Ascension 44.3387 deg
Declination 18.4348 deg
V Magnitude 20.22 mag
Solar Elongation -17.24 deg
Galactic Latitude -35.16 deg
Rate 0.592 deg/day
Direction 70.655 deg

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