AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2004NC21 ∴ Summary
Contact »
(186917) 2004NC21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.80925 1.935e-08 au
e 0.117238 5.347e-08
i 7.353 5.232e-06 deg
Ω 165.728 3.828e-05 deg
ω 183.604 4.401e-05 deg
M 29.918 2.438e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.0 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4799 au
Aphelion 3.1386 au
Asc. node-Earth separation 2.14583 au
Desc. node-Earth separation 1.4735 au
Earth MOID 1.47342 au
Orbital period 1719.82 days
Date of orbit computation  apr 23 20:28
Observational summary
Optical observations (Discarded) 536 (1)
Radar observations (Discarded) 0 (0)
Arc length 9311.01 days
Unobserved 219 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 32.6479 deg
Declination 9.03919 deg
V Magnitude 21.01 mag
Solar Elongation 4.13 deg
Galactic Latitude -49.06 deg
Rate 0.455 deg/day
Direction 72.411 deg

More info »