Juno Perijove 17, December 21, 2018 Options

[mcaplinger]

The first batch of images has been pushed to https://www.missionjuno.swri.edu/

[jccwrt]

Here's a processed version of Gerald's draft #22, which includes a candidate moon shadow along the northern edge of the NEB at about the 1 o'clock position.

JunoCam - Perijove over the North Equatorial Belt by Justin Cowart, on Flickr

If it is a shadow it shows little visible motion (if any) against the cloud tops in the 4 minutes of observation, but a map-projected version of these images is probably necessary to double check. I haven't been able to find a way to check this hypothesis other than Jupiter Viewer - Thebe is about in the right place but there's not enough information to determine if its sub-Sun point falls on Jupiter. It could just be a lookalike cyclone core (see Machi's post in the Voyager thread)

There is a real moon shadow on the southern horizon though, which is undoubtedly Amalthea. Here's a cropped image to give it the limelight: