AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1998QZ21 ∴ Summary
Contact »
(100970) 1998QZ21  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.55531 1.345e-08 au
e 0.189419 5.424e-08
i 2.588 6.127e-06 deg
Ω 282.372 0.0001003 deg
ω 63.114 0.0001022 deg
M 87.191 2.304e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.0713 au
Aphelion 3.0393 au
Asc. node-Earth separation 1.25202 au
Desc. node-Earth separation 1.71255 au
Earth MOID 1.06539 au
Orbital period 1491.98 days
Date of orbit computation  feb 22 02:11
Observational summary
Optical observations (Discarded) 640 (3)
Radar observations (Discarded) 0 (0)
Arc length 9271.15 days
Unobserved 104 days

More info »
Ephemeris at epoch 60419 MJD
Right Ascension 80.2156 deg
Declination 23.2884 deg
V Magnitude 21.4 mag
Solar Elongation -51.92 deg
Galactic Latitude -7.73 deg
Rate 0.374 deg/day
Direction 87.475 deg

More info »