Jupiter Today: Jupiter Today | 18 December 2017

Distances:

At 0 hours UTC, Jupiter is 812960835.99 km from the Sun.
    21607.24 km closer to the Sun than yesterday
    Moving towards the Sun at a radial velocity of 900.30 km/h
        (0.62 km/h slower than yesterday)

At 0 hours UTC, Jupiter is 916707325.63 km from the Earth.
    1631279.72 km closer to the Earth than yesterday
    Moving towards the Earth at a radial velocity of 67969.99 km/h
        (1084.73 km/h faster than yesterday)

Positions and Motion:

At 0.00 hours UTC, Io is in quadrant 1, 422335.84 km from Jupiter.
    ===> Maximum Western Elongation <===
At 6.00 hours UTC, Io is in quadrant 1, 420840.32 km from Jupiter.
At 12.00 hours UTC, Io is in quadrant 2, 420027.46 km from Jupiter.
At 18.00 hours UTC, Io is in quadrant 2, 420514.81 km from Jupiter.
    ===> Maximum Eastern Elongation <===
At 24.00 hours UTC, Io is in quadrant 2, 421930.74 km from Jupiter.

At 0.00 hours UTC, Europa is in quadrant 3, 667146.70 km from Jupiter.
At 6.00 hours UTC, Europa is in quadrant 3, 665354.24 km from Jupiter.
At 12.00 hours UTC, Europa is in quadrant 4, 664676.19 km from Jupiter.
At 18.00 hours UTC, Europa is in quadrant 4, 665248.51 km from Jupiter.
At 24.00 hours UTC, Europa is in quadrant 4, 666956.21 km from Jupiter.

At 0.00 hours UTC, Ganymede is in quadrant 1, 1070811.15 km from Jupiter.
At 6.00 hours UTC, Ganymede is in quadrant 1, 1070330.07 km from Jupiter.
At 12.00 hours UTC, Ganymede is in quadrant 2, 1069846.31 km from Jupiter.
At 18.00 hours UTC, Ganymede is in quadrant 2, 1069379.46 km from Jupiter.
At 24.00 hours UTC, Ganymede is in quadrant 2, 1068954.92 km from Jupiter.

At 0.00 hours UTC, Callisto is in quadrant 4, 1887750.67 km from Jupiter.
At 6.00 hours UTC, Callisto is in quadrant 4, 1888905.91 km from Jupiter.
At 12.00 hours UTC, Callisto is in quadrant 4, 1890000.51 km from Jupiter.
At 18.00 hours UTC, Callisto is in quadrant 4, 1891033.21 km from Jupiter.
    ===> Maximum Western Elongation <===
At 24.00 hours UTC, Callisto is in quadrant 4, 1892001.79 km from Jupiter.

At 0.00 hours UTC, Juno is in quadrant 2, 1720107.04 km from Jupiter.
At 6.00 hours UTC, Juno is in quadrant 2, 1937938.53 km from Jupiter.
At 12.00 hours UTC, Juno is in quadrant 2, 2141141.89 km from Jupiter.
At 18.00 hours UTC, Juno is in quadrant 2, 2332278.72 km from Jupiter.
At 24.00 hours UTC, Juno is in quadrant 2, 2513190.23 km from Jupiter.

Io goes through an perijove at 12 hours 48 minutes UTC at a distance of 420014.89 km.
Europa goes through an perijove at 12 hours 15 minutes UTC at a distance of 664675.02 km.

Audio:

Events:

Io Eclipse disappears at 10 hours 22.4 minutes
Io Occultation reappears at 13 hours 22.0 minutes
Europa Shadow Transit begins at 8 hours 12.0 minutes
Europa Transit begins at 9 hours 49.0 minutes
Europa Shadow Transit ends at 10 hours 28.0 minutes
Europa Transit ends at 12 hours 6.0 minutes
Ganymede Eclipse disappears at 4 hours 5.4 minutes
Ganymede Eclipse reappears at 5 hours 59.1 minutes
Ganymede Occultation disappears at 7 hours 26.0 minutes
Ganymede Occultation reappears at 9 hours 19.0 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: