AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1997QR ∴ Summary
Contact »
(136823) 1997QR  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.61717 1.317e-08 au
e 0.274052 4.046e-08
i 4.39 4.687e-06 deg
Ω 280.659 6.379e-05 deg
ω 112.296 6.492e-05 deg
M 70.354 1.379e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.1 mag
Slope parameter (G)    0.15 mag
Perihelion 1.8999 au
Aphelion 3.3344 au
Asc. node-Earth separation 1.68411 au
Desc. node-Earth separation 1.21044 au
Earth MOID 0.91165 au
Orbital period 1546.49 days
Date of orbit computation  apr 23 20:17
Observational summary
Optical observations (Discarded) 697 (1)
Radar observations (Discarded) 0 (0)
Arc length 9659.41 days
Unobserved 79 days

More info »
Ephemeris at epoch 60426 MJD
Right Ascension 120.074 deg
Declination 17.5986 deg
V Magnitude 21.34 mag
Solar Elongation -82.66 deg
Galactic Latitude 22.89 deg
Rate 0.275 deg/day
Direction 101.204 deg

More info »