Jupiter Today | 12 May 2017

Distances:

At 0 hours UTC, Jupiter is 816028166.23 km from the Sun.
5963.61 km closer than yesterday, moving at a radial velocity of 248.48 km/h

At 0 hours UTC, Jupiter is 690364466.89 km from the Earth.
1363316.65 km further than yesterday, moving at a radial velocity of 56804.86 km/h

Positions and Motion:

At 0.00 hours UTC, Io is in quadrant 3, 420398.20 km from Jupiter.
At 6.00 hours UTC, Io is in quadrant 4, 420070.09 km from Jupiter.
At 12.00 hours UTC, Io is in quadrant 4, 421021.60 km from Jupiter.
    ===> Maximum Western Elongation <===
At 18.00 hours UTC, Io is in quadrant 1, 422523.06 km from Jupiter.
At 24.00 hours UTC, Io is in quadrant 1, 423458.68 km from Jupiter.

At 0.00 hours UTC, Europa is in quadrant 4, 676828.62 km from Jupiter.
At 6.00 hours UTC, Europa is in quadrant 4, 677190.19 km from Jupiter.
At 12.00 hours UTC, Europa is in quadrant 4, 676358.38 km from Jupiter.
At 18.00 hours UTC, Europa is in quadrant 4, 674512.26 km from Jupiter.
    ===> Maximum Western Elongation <===
At 24.00 hours UTC, Europa is in quadrant 4, 672007.02 km from Jupiter.

At 0.00 hours UTC, Ganymede is in quadrant 3, 1068771.81 km from Jupiter.
At 6.00 hours UTC, Ganymede is in quadrant 3, 1068526.24 km from Jupiter.
At 12.00 hours UTC, Ganymede is in quadrant 3, 1068374.23 km from Jupiter.
At 18.00 hours UTC, Ganymede is in quadrant 3, 1068326.14 km from Jupiter.
At 24.00 hours UTC, Ganymede is in quadrant 3, 1068385.12 km from Jupiter.

At 0.00 hours UTC, Callisto is in quadrant 4, 1873134.36 km from Jupiter.
At 6.00 hours UTC, Callisto is in quadrant 4, 1874146.53 km from Jupiter.
At 12.00 hours UTC, Callisto is in quadrant 4, 1875222.41 km from Jupiter.
At 18.00 hours UTC, Callisto is in quadrant 4, 1876355.00 km from Jupiter.
At 24.00 hours UTC, Callisto is in quadrant 4, 1877542.48 km from Jupiter.

Io goes through an perijove at 4 hours 27 minutes UTC at a distance of 420023.56 km.
Europa goes through an apojove at 4 hours 48 minutes UTC at a distance of 677214.99 km.
Ganymede goes through an perijove at 17 hours 41 minutes UTC at a distance of 1068326.00 km.

Events:

Io Transit begins at 1 hour 15.0 minutes
Io Shadow Transit begins at 2 hours 0.0 minutes
Io Transit ends at 3 hours 26.0 minutes
Io Shadow Transit ends at 4 hours 11.0 minutes
Io Occultation disappears at 22 hours 25.0 minutes
Europa Transit ends at 0 hours 34.0 minutes
Europa Shadow Transit ends at 2 hours 6.0 minutes

Earth direction along green line to the left

Sun direction along blue line to the left

 Orbits as seen from above.  Moons orbit counter-clockwise.  Black dots represent location of respective moon at 0h, 6h, 12h, 18h, and 24h UTC.

Purple path: Io
Blue path: Europa
Yellow path: Ganymede
Red path: Callisto

Orbital Ribbons: These are the spacial and temporal connections between the four Jovian Moons