AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Knopfia ∴ Summary
Contact »
(1311) Knopfia  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.42702 8.355e-09 au
e 0.044106 3.96e-08
i 2.833 3.771e-06 deg
Ω 245.145 9.265e-05 deg
ω 241.721 0.0001053 deg
M 273.132 4.821e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    12.5 mag
Slope parameter (G)    0.15 mag
Perihelion 2.32 au
Aphelion 2.5341 au
Asc. node-Earth separation 1.45949 au
Desc. node-Earth separation 1.38557 au
Earth MOID 1.33546 au
Orbital period 1381.05 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2090 (19)
Radar observations (Discarded) 0 (0)
Arc length 32759.5 days
Unobserved 179 days

More info »
Ephemeris at epoch 58593 MJD
Right Ascension 69.2217 deg
Declination 21.2282 deg
V Magnitude 17.58 mag
Solar Elongation -41.32 deg
Galactic Latitude -17.12 deg
Rate 0.449 deg/day
Direction 82.869 deg

More info »





This Web Site has been visited 103532 times since

and this Page has been visited 158 times since 2011/10/20