AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004PR21 ∴ Summary
Contact »
(440218) 2004PR21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 3.04577 2.652e-08 au
e 0.23819 6.781e-08
i 3.98 8.2e-06 deg
Ω 328.002 7.237e-05 deg
ω 349.359 7.49e-05 deg
M 251.338 1.343e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.3203 au
Aphelion 3.7712 au
Asc. node-Earth separation 1.31675 au
Desc. node-Earth separation 2.76323 au
Earth MOID 1.30693 au
Orbital period 1941.53 days
Date of orbit computation  apr 23 21:23
Observational summary
Optical observations (Discarded) 253 (1)
Radar observations (Discarded) 0 (0)
Arc length 7161.32 days
Unobserved 37 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 177.877 deg
Declination -2.93988 deg
V Magnitude 22.23 mag
Solar Elongation -144.12 deg
Galactic Latitude 56.64 deg
Rate 0.134 deg/day
Direction -66.254 deg

More info »