AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Erfordia ∴ Summary
Contact »
(1254) Erfordia  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 3.13624 1.45e-08 au
e 0.031559 3.782e-08
i 7.071 3.846e-06 deg
Ω 287.982 3.403e-05 deg
ω 240.354 6.93e-05 deg
M 253.66 6.18e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    10.6 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0373 au
Aphelion 3.2352 au
Asc. node-Earth separation 2.16532 au
Desc. node-Earth separation 2.10061 au
Earth MOID 2.05098 au
Orbital period 2028.68 days
Date of orbit computation  Oct 31 04:55
Observational summary
Optical observations (Discarded) 2302 (55)
Radar observations (Discarded) 0 (0)
Arc length 32059.2 days
Unobserved 89 days

More info »
Ephemeris at epoch 58503 MJD
Right Ascension 58.2385 deg
Declination 24.9404 deg
V Magnitude 15.89 mag
Solar Elongation -121.91 deg
Galactic Latitude -22 deg
Rate 0.046 deg/day
Direction 170.515 deg

More info »





This Web Site has been visited 143051 times since

and this Page has been visited 223 times since 2011/10/14