Distances:
At 0 hours UTC, Jupiter is 813919073.30 km from the Sun.
18241.86 km closer to the Sun than yesterday
Moving towards the Sun at a radial velocity of 760.08 km/h
(0.55 km/h slower than yesterday)
At 0 hours UTC, Jupiter is 962119639.35 km from the Earth.
180008.17 km closer to the Earth than yesterday
Moving towards the Earth at a radial velocity of 7500.34 km/h
(1341.39 km/h faster than yesterday)
Positions and Motion:
At 0.00 hours UTC, Io is in quadrant 4, 423482.16 km from Jupiter.
===> Maximum Western Elongation <===
At 6.00 hours UTC, Io is in quadrant 4, 423126.12 km from Jupiter.
At 12.00 hours UTC, Io is in quadrant 1, 421764.09 km from Jupiter.
At 18.00 hours UTC, Io is in quadrant 2, 420397.03 km from Jupiter.
At 24.00 hours UTC, Io is in quadrant 2, 420055.05 km from Jupiter.
At 0.00 hours UTC, Europa is in quadrant 1, 670687.50 km from Jupiter.
At 6.00 hours UTC, Europa is in quadrant 1, 673393.10 km from Jupiter.
At 12.00 hours UTC, Europa is in quadrant 2, 675650.78 km from Jupiter.
At 18.00 hours UTC, Europa is in quadrant 2, 677030.60 km from Jupiter.
At 24.00 hours UTC, Europa is in quadrant 2, 677254.86 km from Jupiter.
At 0.00 hours UTC, Ganymede is in quadrant 3, 1067794.23 km from Jupiter.
At 6.00 hours UTC, Ganymede is in quadrant 3, 1067848.01 km from Jupiter.
At 12.00 hours UTC, Ganymede is in quadrant 3, 1068034.02 km from Jupiter.
At 18.00 hours UTC, Ganymede is in quadrant 3, 1068343.77 km from Jupiter.
At 24.00 hours UTC, Ganymede is in quadrant 3, 1068760.32 km from Jupiter.
At 0.00 hours UTC, Callisto is in quadrant 1, 1895167.87 km from Jupiter.
At 6.00 hours UTC, Callisto is in quadrant 1, 1895638.15 km from Jupiter.
At 12.00 hours UTC, Callisto is in quadrant 1, 1895984.94 km from Jupiter.
At 18.00 hours UTC, Callisto is in quadrant 1, 1896203.77 km from Jupiter.
At 24.00 hours UTC, Callisto is in quadrant 1, 1896298.47 km from Jupiter.
At 0.00 hours UTC, Juno is in quadrant 2, 4636351.51 km from Jupiter.
At 6.00 hours UTC, Juno is in quadrant 2, 4737774.00 km from Jupiter.
At 12.00 hours UTC, Juno is in quadrant 2, 4836651.72 km from Jupiter.
At 18.00 hours UTC, Juno is in quadrant 2, 4933075.31 km from Jupiter.
At 24.00 hours UTC, Juno is in quadrant 2, 5027127.61 km from Jupiter.
Io goes through an apojove at 1 hours 23 minutes UTC at a distance of 423518.68 km.
Io goes through an perijove at 22 hours 31 minutes UTC at a distance of 420011.33 km.
Europa goes through an apojove at 22 hours 6 minutes UTC at a distance of 677317.84 km.
Ganymede goes through an perijove at 0 hours 35 minutes UTC at a distance of 1067793.60 km.
Audio:
Events:
Io Eclipse disappears at 15 hours 36.7 minutes
Io Occultation reappears at 17 hours 53.0 minutes
Europa Eclipse disappears at 8 hours 29.4 minutes
Europa Occultation reappears at 11 hours 1.0 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. Black dot indicates location of Jupiter:
Distances and motion between Moons: Position, Velocity, Acceleration, Jerk, Jounce, and Crackle:
'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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