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AstDyS ∴ Objects ∴ 2001RR21 ∴ Summary
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(88624) 2001RR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.17722 7.76e-09 au
e 0.150289 3.749e-08
i 4.704 6.006e-06 deg
Ω 334.879 4.585e-05 deg
ω 67.146 5.058e-05 deg
M 321.792 2.289e-05 deg

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Other useful info
Absolute Magnitude (H)    16.9 mag
Slope parameter (G)    0.15 mag
Perihelion 1.85 au
Aphelion 2.5044 au
Asc. node-Earth separation 1.00089 au
Desc. node-Earth separation 1.27081 au
Earth MOID 0.86428 au
Orbital period 1173.42 days
Date of orbit computation  apr 23 20:05
Observational summary
Optical observations (Discarded) 606 (7)
Radar observations (Discarded) 0 (0)
Arc length 10603.4 days
Unobserved 787 days

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Ephemeris at epoch 60426 MJD
Right Ascension 11.5706 deg
Declination 6.53065 deg
V Magnitude 21.27 mag
Solar Elongation 22.78 deg
Galactic Latitude -56.32 deg
Rate 0.593 deg/day
Direction 64.996 deg

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