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AstDyS ∴ Objects ∴ 2007JR21 ∴ Summary
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(378353) 2007JR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.76895 1.925e-08 au
e 0.14926 4.278e-08
i 7.226 5.644e-06 deg
Ω 227.289 4.033e-05 deg
ω 85.039 4.572e-05 deg
M 173.377 2.006e-05 deg

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Other useful info
Absolute Magnitude (H)    16.6 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3557 au
Aphelion 3.1822 au
Asc. node-Earth separation 1.66324 au
Desc. node-Earth separation 1.75325 au
Earth MOID 1.35512 au
Orbital period 1682.95 days
Date of orbit computation  apr 23 21:10
Observational summary
Optical observations (Discarded) 336 (0)
Radar observations (Discarded) 0 (0)
Arc length 7524.88 days
Unobserved 70 days

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Ephemeris at epoch 60426 MJD
Right Ascension 113.978 deg
Declination 14.463 deg
V Magnitude 22.64 mag
Solar Elongation -77.53 deg
Galactic Latitude 16.26 deg
Rate 0.212 deg/day
Direction 91.719 deg

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