AstDyS-2

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AstDyS ∴ Objects ∴ 2001ER20 ∴ Summary
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(107648) 2001ER20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55441 1.237e-08 au
e 0.222278 6.428e-08
i 4.659 3.798e-06 deg
Ω 194.34 7.018e-05 deg
ω 255.391 7.076e-05 deg
M 283.431 8.268e-06 deg

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Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9866 au
Aphelion 3.1222 au
Asc. node-Earth separation 1.57246 au
Desc. node-Earth separation 1.30053 au
Earth MOID 1.00951 au
Orbital period 1491.19 days
Date of orbit computation  apr 23 20:10
Observational summary
Optical observations (Discarded) 760 (7)
Radar observations (Discarded) 0 (0)
Arc length 11585.4 days
Unobserved 304 days

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Ephemeris at epoch 60426 MJD
Right Ascension 4.74782 deg
Declination 3.38832 deg
V Magnitude 21.22 mag
Solar Elongation 30.24 deg
Galactic Latitude -58.49 deg
Rate 0.45 deg/day
Direction 68.206 deg

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