AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011SN21 ∴ Summary
Contact »
(453802) 2011SN21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.42866 2.17e-08 au
e 0.173983 7.273e-08
i 9.723 7.826e-06 deg
Ω 303.672 4.447e-05 deg
ω 72.164 5.258e-05 deg
M 105.501 2.886e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0061 au
Aphelion 2.8512 au
Asc. node-Earth separation 1.22046 au
Desc. node-Earth separation 1.50403 au
Earth MOID 1.03117 au
Orbital period 1382.45 days
Date of orbit computation  feb 22 03:26
Observational summary
Optical observations (Discarded) 177 (1)
Radar observations (Discarded) 0 (0)
Arc length 5983.38 days
Unobserved 56 days

More info »
Ephemeris at epoch 60397 MJD
Right Ascension 118.523 deg
Declination 17.7064 deg
V Magnitude 22.45 mag
Solar Elongation -109.6 deg
Galactic Latitude 21.57 deg
Rate 0.109 deg/day
Direction 115.191 deg

More info »