AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004RR257 ∴ Summary
Contact »
(245143) 2004RR257  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.25099 2.57e-08 au
e 0.05147 5.236e-08
i 7.66 5.61e-06 deg
Ω 355.729 3.522e-05 deg
ω 344.323 5.885e-05 deg
M 145.516 4.747e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.8 mag
Slope parameter (G)    0.15 mag
Perihelion 3.0837 au
Aphelion 3.4183 au
Asc. node-Earth separation 2.08517 au
Desc. node-Earth separation 2.41676 au
Earth MOID 2.07602 au
Orbital period 2141.03 days
Date of orbit computation  feb 22 02:42
Observational summary
Optical observations (Discarded) 758 (8)
Radar observations (Discarded) 0 (0)
Arc length 9247.02 days
Unobserved 93 days

More info »
Ephemeris at epoch 60423 MJD
Right Ascension 118.439 deg
Declination 26.2521 deg
V Magnitude 20.97 mag
Solar Elongation -82.43 deg
Galactic Latitude 24.59 deg
Rate 0.186 deg/day
Direction 112.547 deg

More info »