AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 1999WH7 ∴ Summary
Contact »
(171590) 1999WH7  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.5822 1.007e-08 au
e 0.166918 3.394e-08
i 1.584 4.013e-06 deg
Ω 265.372 0.000163 deg
ω 165.442 0.0001639 deg
M 306.945 1.61e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    16.2 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1512 au
Aphelion 3.0132 au
Asc. node-Earth separation 1.97758 au
Desc. node-Earth separation 1.178 au
Earth MOID 1.16607 au
Orbital period 1515.59 days
Date of orbit computation  feb 22 02:26
Observational summary
Optical observations (Discarded) 870 (5)
Radar observations (Discarded) 0 (0)
Arc length 8823.84 days
Unobserved 115 days

More info »
Ephemeris at epoch 60398 MJD
Right Ascension 1.85216 deg
Declination 2.01707 deg
V Magnitude 21 mag
Solar Elongation 6.06 deg
Galactic Latitude -58.98 deg
Rate 0.488 deg/day
Direction 66.612 deg

More info »