AstDyS-2

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AstDyS ∴ Objects ∴ 1998SY9 ∴ Summary
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(58994) 1998SY9  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.3413 6.658e-09 au
e 0.193979 3.183e-08
i 1.312 3.486e-06 deg
Ω 231.205 0.0001686 deg
ω 194.356 0.000169 deg
M 356.507 1.096e-05 deg

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Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8871 au
Aphelion 2.7955 au
Asc. node-Earth separation 1.76474 au
Desc. node-Earth separation 0.90789 au
Earth MOID 0.90112 au
Orbital period 1308.53 days
Date of orbit computation  feb 22 02:02
Observational summary
Optical observations (Discarded) 1297 (16)
Radar observations (Discarded) 0 (0)
Arc length 10207.8 days
Unobserved 134 days

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Ephemeris at epoch 60420 MJD
Right Ascension 53.1452 deg
Declination 18.8541 deg
V Magnitude 20.35 mag
Solar Elongation -25.34 deg
Galactic Latitude -29.68 deg
Rate 0.599 deg/day
Direction 76.755 deg

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