AstDyS-2

Asteroids - Dynamic Site
AstDyS ∴ Objects ∴ 2017DW4 ∴ Summary
Contact »
(539814) 2017DW4  ▹ 
SUMMARY
Keplerian elements at epoch
60400.0 MJD
Value 1-σ variation Units
a 2.28755 1.897e-08 au
e 0.05819 6.903e-08
i 6.605 7.78e-06 deg
Ω 340.072 4.942e-05 deg
ω 222.666 7.504e-05 deg
M 329.499 5.983e-05 deg

More info »
Other useful info
Absolute Magnitude (H)    17.9 mag
Slope parameter (G)    0.15 mag
Perihelion 2.1544 au
Aphelion 2.4207 au
Asc. node-Earth separation 1.37332 au
Desc. node-Earth separation 1.19574 au
Earth MOID 1.15745 au
Orbital period 1263.73 days
Date of orbit computation  apr 23 21:44
Observational summary
Optical observations (Discarded) 206 (1)
Radar observations (Discarded) 0 (0)
Arc length 5664.1 days
Unobserved 54 days

More info »
Ephemeris at epoch 60431 MJD
Right Ascension 153.644 deg
Declination 7.84182 deg
V Magnitude 21.72 mag
Solar Elongation -111.91 deg
Galactic Latitude 48.19 deg
Rate 0.148 deg/day
Direction 122.038 deg

More info »