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AstDyS ∴ Objects ∴ 1998YX21 ∴ Summary
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(74408) 1998YX21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.10964 1.906e-08 au
e 0.194027 5.753e-08
i 14.184 3.32e-06 deg
Ω 300.675 1.855e-05 deg
ω 56.042 2.158e-05 deg
M 322.246 1.146e-05 deg

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Other useful info
Absolute Magnitude (H)    14.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.5063 au
Aphelion 3.713 au
Asc. node-Earth separation 1.68412 au
Desc. node-Earth separation 2.37295 au
Earth MOID 1.5316 au
Orbital period 2002.92 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1942 (175)
Radar observations (Discarded) 0 (0)
Arc length 15707.5 days
Unobserved 256 days

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Ephemeris at epoch 60419 MJD
Right Ascension 328.119 deg
Declination -11.4413 deg
V Magnitude 19.43 mag
Solar Elongation 62.75 deg
Galactic Latitude -45.24 deg
Rate 0.368 deg/day
Direction 61.219 deg

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