AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991PH12 ∴ Summary
Contact »
(7181) 1991PH12  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.08507 1.383e-08 au
e 0.138576 2.814e-08
i 11.642 2.46e-06 deg
Ω 291.033 1.49e-05 deg
ω 147.263 2.054e-05 deg
M 280.077 1.307e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6576 au
Aphelion 3.5126 au
Asc. node-Earth separation 2.40853 au
Desc. node-Earth separation 1.72714 au
Earth MOID 1.68213 au
Orbital period 1979.23 days
Date of orbit computation  apr 23 19:47
Observational summary
Optical observations (Discarded) 5365 (442)
Radar observations (Discarded) 0 (0)
Arc length 25611.5 days
Unobserved 176 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 355.193 deg
Declination 6.35513 deg
V Magnitude 18.71 mag
Solar Elongation 37.51 deg
Galactic Latitude -52.4 deg
Rate 0.362 deg/day
Direction 61.22 deg

More info »