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AstDyS ∴ Objects ∴ 1999RC42 ∴ Summary
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(21691) 1999RC42  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.43048 7.421e-09 au
e 0.083395 3.955e-08
i 4.819 3.725e-06 deg
Ω 332.635 3.693e-05 deg
ω 33.001 4.166e-05 deg
M 168.866 1.851e-05 deg

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Other useful info
Absolute Magnitude (H)    14.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2278 au
Aphelion 2.6332 au
Asc. node-Earth separation 1.24553 au
Desc. node-Earth separation 1.60638 au
Earth MOID 1.22692 au
Orbital period 1384 days
Date of orbit computation  feb 22 01:54
Observational summary
Optical observations (Discarded) 2966 (9)
Radar observations (Discarded) 0 (0)
Arc length 10402.3 days
Unobserved 87 days

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Ephemeris at epoch 60420 MJD
Right Ascension 164.702 deg
Declination 3.00293 deg
V Magnitude 18.37 mag
Solar Elongation -134.59 deg
Galactic Latitude 53.85 deg
Rate 0.078 deg/day
Direction -72.726 deg

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