AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991VD4 ∴ Summary
Contact »
(43815) 1991VD4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.1628 1.858e-08 au
e 0.263272 2.53e-08
i 24.188 2.799e-06 deg
Ω 256.655 1.22e-05 deg
ω 160.195 1.605e-05 deg
M 249.628 9.835e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    12.1 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3301 au
Aphelion 3.9955 au
Asc. node-Earth separation 2.89769 au
Desc. node-Earth separation 1.37501 au
Earth MOID 1.35477 au
Orbital period 2054.5 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 3168 (16)
Radar observations (Discarded) 0 (0)
Arc length 11614.7 days
Unobserved 239 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 298.618 deg
Declination -9.16074 deg
V Magnitude 18.4 mag
Solar Elongation 90.25 deg
Galactic Latitude -18.13 deg
Rate 0.17 deg/day
Direction 42.723 deg

More info »