AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2007JJ40 ∴ Summary
Contact »
(161972) 2007JJ40  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28611 8.486e-09 au
e 0.277414 5.238e-08
i 9.839 4.926e-06 deg
Ω 174.811 3.183e-05 deg
ω 149.373 3.336e-05 deg
M 268.055 7.941e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    17.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.6519 au
Aphelion 2.9203 au
Asc. node-Earth separation 1.77744 au
Desc. node-Earth separation 0.69913 au
Earth MOID 0.64911 au
Orbital period 1262.53 days
Date of orbit computation  apr 23 20:23
Observational summary
Optical observations (Discarded) 433 (3)
Radar observations (Discarded) 0 (0)
Arc length 9683.9 days
Unobserved 51 days

More info »
Ephemeris at epoch 60441 MJD
Right Ascension 201.096 deg
Declination 1.67943 deg
V Magnitude 20.65 mag
Solar Elongation -147.06 deg
Galactic Latitude 63.35 deg
Rate 0.204 deg/day
Direction -61.706 deg

More info »