AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2011HN20 ∴ Summary
Contact »
(499925) 2011HN20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69943 2.623e-08 au
e 0.023363 5.265e-08
i 6.125 6.666e-06 deg
Ω 19.258 4.794e-05 deg
ω 293.512 0.0001538 deg
M 218.685 0.0001436 deg

More info »
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.6364 au
Aphelion 2.7625 au
Asc. node-Earth separation 1.67584 au
Desc. node-Earth separation 1.72179 au
Earth MOID 1.63004 au
Orbital period 1619.97 days
Date of orbit computation  feb 22 03:36
Observational summary
Optical observations (Discarded) 218 (0)
Radar observations (Discarded) 0 (0)
Arc length 9917.85 days
Unobserved 481 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 160.361 deg
Declination 12.1515 deg
V Magnitude 21.8 mag
Solar Elongation -128.11 deg
Galactic Latitude 56.08 deg
Rate 0.055 deg/day
Direction -125.872 deg

More info »