Distances:
At 0 hours UTC, Jupiter is 815510410.40 km from the Sun.
10545.00 km closer to the Sun than yesterday
Moving towards the Sun at a radial velocity of 439.38 km/h
(0.55 km/h faster than yesterday)
At 0 hours UTC, Jupiter is 817217544.39 km from the Earth.
2307310.44 km further from the Earth than yesterday
Moving away the Earth at a radial velocity of 96137.93 km/h
(126.55 km/h slower than yesterday)
Positions and Motion:
At 0.00 hours UTC, Io is in quadrant 4, 420149.06 km from Jupiter.
At 6.00 hours UTC, Io is in quadrant 4, 421315.11 km from Jupiter.
===> Maximum Western Elongation <===
At 12.00 hours UTC, Io is in quadrant 4, 422809.27 km from Jupiter.
At 18.00 hours UTC, Io is in quadrant 1, 423527.26 km from Jupiter.
At 24.00 hours UTC, Io is in quadrant 1, 422947.38 km from Jupiter.
At 0.00 hours UTC, Europa is in quadrant 1, 665155.54 km from Jupiter.
At 6.00 hours UTC, Europa is in quadrant 2, 666294.08 km from Jupiter.
At 12.00 hours UTC, Europa is in quadrant 2, 668375.93 km from Jupiter.
At 18.00 hours UTC, Europa is in quadrant 2, 670974.38 km from Jupiter.
At 24.00 hours UTC, Europa is in quadrant 2, 673578.62 km from Jupiter.
At 0.00 hours UTC, Ganymede is in quadrant 1, 1072684.03 km from Jupiter.
At 6.00 hours UTC, Ganymede is in quadrant 1, 1072391.42 km from Jupiter.
At 12.00 hours UTC, Ganymede is in quadrant 2, 1072005.65 km from Jupiter.
At 18.00 hours UTC, Ganymede is in quadrant 2, 1071543.62 km from Jupiter.
At 24.00 hours UTC, Ganymede is in quadrant 2, 1071023.49 km from Jupiter.
At 0.00 hours UTC, Callisto is in quadrant 3, 1875171.73 km from Jupiter.
At 6.00 hours UTC, Callisto is in quadrant 3, 1874111.93 km from Jupiter.
At 12.00 hours UTC, Callisto is in quadrant 3, 1873134.38 km from Jupiter.
At 18.00 hours UTC, Callisto is in quadrant 3, 1872253.48 km from Jupiter.
At 24.00 hours UTC, Callisto is in quadrant 3, 1871476.46 km from Jupiter.
At 0.00 hours UTC, Juno is in quadrant 2, 2271854.16 km from Jupiter.
At 6.00 hours UTC, Juno is in quadrant 2, 2455972.95 km from Jupiter.
At 12.00 hours UTC, Juno is in quadrant 2, 2630859.19 km from Jupiter.
At 18.00 hours UTC, Juno is in quadrant 2, 2797669.38 km from Jupiter.
At 24.00 hours UTC, Juno is in quadrant 2, 2957306.39 km from Jupiter.
Io goes through an apojove at 18 hours 20 minutes UTC at a distance of 423529.44 km.
Audio:
Events:
Io Shadow Transit begins at 0 hours 42.0 minutes
Io Transit ends at 1 hour 38.0 minutes
Io Shadow Transit ends at 2 hours 52.0 minutes
Io Occultation disappears at 20 hours 43.0 minutes
Europa Occultation disappears at 1 hour 49.0 minutes
Europa Occultation reappears at 4 hours 19.0 minutes
Europa Eclipse disappears at 4 hours 22.2 minutes
Europa Eclipse reappears at 6 hours 45.2 minutes
Ganymede Occultation disappears at 7 hours 11.0 minutes
Ganymede Occultation reappears at 9 hours 48.0 minutes
Ganymede Eclipse disappears at 12 hours 30.5 minutes
Ganymede Eclipse reappears at 14 hours 43.0 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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