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AstDyS ∴ Objects ∴ 1998YL21 ∴ Summary
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(202936) 1998YL21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26584 9.841e-09 au
e 0.072928 4.123e-08
i 3.578 3.875e-06 deg
Ω 286.011 8.285e-05 deg
ω 223.709 9.07e-05 deg
M 114.069 3.617e-05 deg

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Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1006 au
Aphelion 2.4311 au
Asc. node-Earth separation 1.36273 au
Desc. node-Earth separation 1.15811 au
Earth MOID 1.11391 au
Orbital period 1245.78 days
Date of orbit computation  feb 22 02:33
Observational summary
Optical observations (Discarded) 550 (3)
Radar observations (Discarded) 0 (0)
Arc length 8923.67 days
Unobserved 311 days

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Ephemeris at epoch 60398 MJD
Right Ascension 296.879 deg
Declination -22.0793 deg
V Magnitude 21.96 mag
Solar Elongation 73.69 deg
Galactic Latitude -21.79 deg
Rate 0.353 deg/day
Direction 77.833 deg

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