AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1991RJ20 ∴ Summary
Contact »
(43810) 1991RJ20  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.41048 4.926e-09 au
e 0.228189 3.459e-08
i 3.054 3.574e-06 deg
Ω 131.698 6.575e-05 deg
ω 229.543 6.623e-05 deg
M 246.818 6.457e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    15.6 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8604 au
Aphelion 2.9605 au
Asc. node-Earth separation 1.69673 au
Desc. node-Earth separation 0.97621 au
Earth MOID 0.85906 au
Orbital period 1366.95 days
Date of orbit computation  feb 22 01:59
Observational summary
Optical observations (Discarded) 1529 (6)
Radar observations (Discarded) 0 (0)
Arc length 11531.1 days
Unobserved 352 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 243.019 deg
Declination -16.9813 deg
V Magnitude 20.23 mag
Solar Elongation 124.15 deg
Galactic Latitude 24.34 deg
Rate 0.023 deg/day
Direction 25.111 deg

More info »