AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998RB2 ∴ Summary
Contact »
(21567) 1998RB2  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.54182 8.25e-09 au
e 0.210931 2.572e-08
i 6.985 4.657e-06 deg
Ω 130.582 2.302e-05 deg
ω 89.201 2.681e-05 deg
M 216.471 1.487e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    14.7 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0057 au
Aphelion 3.078 au
Asc. node-Earth separation 1.43715 au
Desc. node-Earth separation 1.42115 au
Earth MOID 1.01278 au
Orbital period 1480.18 days
Date of orbit computation  Jun 5 00:41
Observational summary
Optical observations (Discarded) 2184 (12)
Radar observations (Discarded) 0 (0)
Arc length 15620.8 days
Unobserved 144 days

More info »
Ephemeris at epoch 60468 MJD
Right Ascension 75.8061 deg
Declination 18.5734 deg
V Magnitude 20.16 mag
Solar Elongation -4.2 deg
Galactic Latitude -13.8 deg
Rate 0.38 deg/day
Direction 82.846 deg

More info »