AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999QJ1 ∴ Summary
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(121209) 1999QJ1  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.98237 2.739e-08 au
e 0.062164 4.559e-08
i 10.916 6.418e-06 deg
Ω 159.585 2.588e-05 deg
ω 283.851 6.087e-05 deg
M 165.944 5.313e-05 deg

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Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 2.797 au
Aphelion 3.1678 au
Asc. node-Earth separation 1.93502 au
Desc. node-Earth separation 2.00655 au
Earth MOID 1.83753 au
Orbital period 1881.22 days
Date of orbit computation  Oct 31 06:12
Observational summary
Optical observations (Discarded) 747 (7)
Radar observations (Discarded) 0 (0)
Arc length 6907.19 days
Unobserved 251 days

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Ephemeris at epoch 58566 MJD
Right Ascension 296.912 deg
Declination -12.2425 deg
V Magnitude 20.88 mag
Solar Elongation 66.51 deg
Galactic Latitude -17.93 deg
Rate 0.271 deg/day
Direction 75.698 deg

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