AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999SP2 ∴ Summary
Contact »
(129877) 1999SP2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.35168 1.168e-08 au
e 0.222857 7.168e-08
i 25.669 5.135e-06 deg
Ω 345.629 1.063e-05 deg
ω 359.711 1.535e-05 deg
M 313.876 1.693e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.5 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8276 au
Aphelion 2.8758 au
Asc. node-Earth separation 0.82065 au
Desc. node-Earth separation 1.88384 au
Earth MOID 0.82043 au
Orbital period 1317.24 days
Date of orbit computation  apr 23 20:15
Observational summary
Optical observations (Discarded) 957 (6)
Radar observations (Discarded) 0 (0)
Arc length 8631.86 days
Unobserved 349 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 331.345 deg
Declination -35.4266 deg
V Magnitude 19.75 mag
Solar Elongation 76.5 deg
Galactic Latitude -53.84 deg
Rate 0.452 deg/day
Direction 70.25 deg

More info »