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AstDyS ∴ Objects ∴ 1999JS49 ∴ Summary
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(118390) 1999JS49  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.74399 1.174e-08 au
e 0.192008 3.409e-08
i 10.652 3.767e-06 deg
Ω 63.103 2.111e-05 deg
ω 187.706 2.343e-05 deg
M 163.624 1.127e-05 deg

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Other useful info
Absolute Magnitude (H)    14.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.2171 au
Aphelion 3.2709 au
Asc. node-Earth separation 2.27753 au
Desc. node-Earth separation 1.20756 au
Earth MOID 1.20354 au
Orbital period 1660.24 days
Date of orbit computation  apr 23 20:13
Observational summary
Optical observations (Discarded) 1405 (7)
Radar observations (Discarded) 0 (0)
Arc length 9051.74 days
Unobserved 84 days

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Ephemeris at epoch 60425 MJD
Right Ascension 54.3697 deg
Declination 19.43 deg
V Magnitude 21.08 mag
Solar Elongation -21.73 deg
Galactic Latitude -28.48 deg
Rate 0.332 deg/day
Direction 72.86 deg

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