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AstDyS ∴ Objects ∴ 1998YJ21 ∴ Summary
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(74407) 1998YJ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.217 2.1e-08 au
e 0.083377 4.474e-08
i 11.661 4.116e-06 deg
Ω 120.766 2.525e-05 deg
ω 114.896 3.937e-05 deg
M 28.247 3.265e-05 deg

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Other useful info
Absolute Magnitude (H)    14.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.9488 au
Aphelion 3.4852 au
Asc. node-Earth separation 2.32738 au
Desc. node-Earth separation 2.07051 au
Earth MOID 1.96002 au
Orbital period 2107.53 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1306 (8)
Radar observations (Discarded) 0 (0)
Arc length 8942.91 days
Unobserved 316 days

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Ephemeris at epoch 60420 MJD
Right Ascension 293.61 deg
Declination -15.5522 deg
V Magnitude 19.72 mag
Solar Elongation 97.2 deg
Galactic Latitude -16.39 deg
Rate 0.157 deg/day
Direction 83.944 deg

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