Distances:
At 0 hours UTC, Jupiter is 816085305.17 km from the Sun.
At 0 hours UTC, Jupiter is 678366925.69 km from the Earth.
Positions and Motion:
At 0.00 hours UTC, Io is in quadrant 1, 421481.99 km from Jupiter.
At 6.00 hours UTC, Io is in quadrant 1, 422920.81 km from Jupiter.
At 12.00 hours UTC, Io is in quadrant 2, 423509.66 km from Jupiter.
At 18.00 hours UTC, Io is in quadrant 2, 422813.77 km from Jupiter.
===> Maximum Eastern Elongation <===
At 24.00 hours UTC, Io is in quadrant 2, 421337.58 km from Jupiter.
At 0.00 hours UTC, Europa is in quadrant 4, 676007.49 km from Jupiter.
===> Maximum Western Elongation <===
At 6.00 hours UTC, Europa is in quadrant 4, 673937.87 km from Jupiter.
At 12.00 hours UTC, Europa is in quadrant 1, 671308.42 km from Jupiter.
At 18.00 hours UTC, Europa is in quadrant 1, 668620.62 km from Jupiter.
At 24.00 hours UTC, Europa is in quadrant 1, 666402.01 km from Jupiter.
At 0.00 hours UTC, Ganymede is in quadrant 1, 1072599.79 km from Jupiter.
At 6.00 hours UTC, Ganymede is in quadrant 1, 1072528.62 km from Jupiter.
At 12.00 hours UTC, Ganymede is in quadrant 1, 1072350.60 km from Jupiter.
At 18.00 hours UTC, Ganymede is in quadrant 1, 1072079.38 km from Jupiter.
At 24.00 hours UTC, Ganymede is in quadrant 1, 1071733.38 km from Jupiter.
At 0.00 hours UTC, Callisto is in quadrant 1, 1896434.28 km from Jupiter.
At 6.00 hours UTC, Callisto is in quadrant 2, 1896188.45 km from Jupiter.
At 12.00 hours UTC, Callisto is in quadrant 2, 1895814.43 km from Jupiter.
At 18.00 hours UTC, Callisto is in quadrant 2, 1895313.49 km from Jupiter.
At 24.00 hours UTC, Callisto is in quadrant 2, 1894694.24 km from Jupiter.
Io goes through an apojove at 11 hours 44 minutes UTC at a distance of 423510.96 km.
Events:
Io Occultation disappears at 7 hours 45.0 minutes
Io Eclipse reappears at 10 hours 31.7 minutes
Ganymede Occultation disappears at 18 hours 19.0 minutes
Ganymede Occultation reappears at 20 hours 34.0 minutes
Ganymede Eclipse disappears at 20 hours 35.5 minutes
Ganymede Eclipse reappears at 22 hours 58.5 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
'Jupiter Today' is a daily blog focusing attention on the dynamic Jupiter system for the purpose of monitoring activity. Please join me every day as I provide a report on events taking place over the next 24 hours at, and in the environment of, our solar system's largest planet.
Published every day sometime between 0h and 3h UTC.
Data used on this page is provided by JPL's HORIZONS ephemeris generator.
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Jupiter Today | 31 December 2017
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