AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ Himawari ∴ Summary
Contact »
(17657) Himawari  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 1.92702 4.209e-09 au
e 0.087296 3.183e-08
i 23.077 4.378e-06 deg
Ω 52.453 6.981e-06 deg
ω 289.208 2.625e-05 deg
M 147.793 2.565e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    15.2 mag
Slope parameter (G)    0.15 mag
Perihelion 1.7588 au
Aphelion 2.0952 au
Asc. node-Earth separation 0.87049 au
Desc. node-Earth separation 0.95834 au
Earth MOID 0.83818 au
Orbital period 977.074 days
Date of orbit computation  apr 23 19:49
Observational summary
Optical observations (Discarded) 2407 (9)
Radar observations (Discarded) 0 (0)
Arc length 17015.6 days
Unobserved 33 days

More info »
Ephemeris at epoch 60425 MJD
Right Ascension 118.288 deg
Declination 44.8039 deg
V Magnitude 19.56 mag
Solar Elongation -77.68 deg
Galactic Latitude 29.3 deg
Rate 0.401 deg/day
Direction 119.237 deg

More info »