AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999RD1 ∴ Summary
Contact »
(101904) 1999RD1  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.26697 5.205e-09 au
e 0.170228 3.564e-08
i 2.471 3.8e-06 deg
Ω 40.176 7.991e-05 deg
ω 335.731 8.057e-05 deg
M 49.018 1.117e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8811 au
Aphelion 2.6529 au
Asc. node-Earth separation 0.91404 au
Desc. node-Earth separation 1.5984 au
Earth MOID 0.88273 au
Orbital period 1246.71 days
Date of orbit computation  apr 23 20:09
Observational summary
Optical observations (Discarded) 1349 (10)
Radar observations (Discarded) 0 (0)
Arc length 8942.78 days
Unobserved 78 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 71.4036 deg
Declination 23.7714 deg
V Magnitude 20.87 mag
Solar Elongation -38.1 deg
Galactic Latitude -13.96 deg
Rate 0.52 deg/day
Direction 82.317 deg

More info »