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AstDyS ∴ Objects ∴ 1998XY57 ∴ Summary
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(74395) 1998XY57  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.729 1.337e-08 au
e 0.09925 3.625e-08
i 9.877 4.176e-06 deg
Ω 105.702 2.885e-05 deg
ω 324.625 3.989e-05 deg
M 228.542 2.665e-05 deg

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Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4581 au
Aphelion 2.9998 au
Asc. node-Earth separation 1.51707 au
Desc. node-Earth separation 1.92348 au
Earth MOID 1.48073 au
Orbital period 1646.66 days
Date of orbit computation  feb 22 02:05
Observational summary
Optical observations (Discarded) 1077 (4)
Radar observations (Discarded) 0 (0)
Arc length 8970.95 days
Unobserved 284 days

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Ephemeris at epoch 60418 MJD
Right Ascension 316.639 deg
Declination -18.0839 deg
V Magnitude 20.86 mag
Solar Elongation 74.39 deg
Galactic Latitude -37.73 deg
Rate 0.272 deg/day
Direction 81.148 deg

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