AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998QJ89 ∴ Summary
Contact »
(282039) 1998QJ89  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.69673 1.306e-08 au
e 0.287668 4.667e-08
i 11.353 3.446e-06 deg
Ω 256.428 2.737e-05 deg
ω 106.528 2.938e-05 deg
M 275.052 8.351e-06 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.921 au
Aphelion 3.4725 au
Asc. node-Earth separation 1.67876 au
Desc. node-Earth separation 1.30242 au
Earth MOID 0.95583 au
Orbital period 1617.54 days
Date of orbit computation  apr 23 20:49
Observational summary
Optical observations (Discarded) 797 (1)
Radar observations (Discarded) 0 (0)
Arc length 9023.9 days
Unobserved 350 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 267.409 deg
Declination -24.9249 deg
V Magnitude 20.81 mag
Solar Elongation 127.28 deg
Galactic Latitude 1.31 deg
Rate 0.045 deg/day
Direction -4.649 deg

More info »