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AstDyS ∴ Objects ∴ 2011JP21 ∴ Summary
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(477890) 2011JP21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.57007 2.749e-08 au
e 0.111517 5.941e-08
i 4.48 9.571e-06 deg
Ω 199.473 0.0001046 deg
ω 39.66 0.0001192 deg
M 20.944 5.956e-05 deg

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Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2835 au
Aphelion 2.8567 au
Asc. node-Earth separation 1.33574 au
Desc. node-Earth separation 1.77943 au
Earth MOID 1.27359 au
Orbital period 1504.93 days
Date of orbit computation  feb 22 03:31
Observational summary
Optical observations (Discarded) 141 (1)
Radar observations (Discarded) 0 (0)
Arc length 6744.08 days
Unobserved 367 days

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Ephemeris at epoch 60398 MJD
Right Ascension 290.836 deg
Declination -17.9101 deg
V Magnitude 22.63 mag
Solar Elongation 78.65 deg
Galactic Latitude -14.94 deg
Rate 0.358 deg/day
Direction 76.886 deg

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