AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998RY21 ∴ Summary
Contact »
(175750) 1998RY21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.4218 9.289e-09 au
e 0.180594 4.213e-08
i 0.899 5.748e-06 deg
Ω 204.81 0.0002647 deg
ω 76.899 0.0002654 deg
M 336.31 1.746e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.9844 au
Aphelion 2.8592 au
Asc. node-Earth separation 1.24658 au
Desc. node-Earth separation 1.4483 au
Earth MOID 0.968 au
Orbital period 1376.59 days
Date of orbit computation  apr 23 20:26
Observational summary
Optical observations (Discarded) 427 (4)
Radar observations (Discarded) 0 (0)
Arc length 8923.03 days
Unobserved 429 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 285.944 deg
Declination -21.6293 deg
V Magnitude 20.67 mag
Solar Elongation 110.15 deg
Galactic Latitude -12.27 deg
Rate 0.253 deg/day
Direction 80.996 deg

More info »