AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2015RM221 ∴ Summary
Contact »
(517856) 2015RM221  ▹ 
SUMMARY
Keplerian elements at epoch
58400.0 MJD
Value 1-σ variation Units
a 2.75555 9.233e-08 au
e 0.098567 2.374e-07
i 3.309 1.38e-05 deg
Ω 78.648 0.0003596 deg
ω 278.723 0.0003655 deg
M 252.138 6.654e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.3 mag
Slope parameter (G)    0.15 mag
Perihelion 2.4839 au
Aphelion 3.0272 au
Asc. node-Earth separation 1.70306 au
Desc. node-Earth separation 1.75395 au
Earth MOID 1.48176 au
Orbital period 1670.74 days
Date of orbit computation  Oct 31 10:08
Observational summary
Optical observations (Discarded) 71 (1)
Radar observations (Discarded) 0 (0)
Arc length 4174.23 days
Unobserved 341 days

More info »
Ephemeris at epoch 58565 MJD
Right Ascension 295.958 deg
Declination -22.1181 deg
V Magnitude 22.73 mag
Solar Elongation 67.89 deg
Galactic Latitude -21.01 deg
Rate 0.335 deg/day
Direction 82.529 deg

More info »





This Web Site has been visited 99298 times since

and this Page has been visited 3 times since 2018/06/15