Hello Bill,

> One remaining problem is the Jupiter bitmap, which really ought

to

> be replaced anyway; it's from Voyager data, and people sometimes

comment

> that it doesn't resemble the actual current appearance all that

well. If

> anyone has a cylindrically-projected image of Jupiter, one that

covers

> all 360 degrees of longitude, please let me know.

Perhaps the better source for this image will be the Ciclops page (an
instrument inside Cassini prove). They have very good cilindrical
projected animations of Jupiter cloudtops. You can find all the
information and images in:

http://ciclops.lpl.arizona.edu/ciclops/images_jupiter.html

I hope, this will help you.

--
Saludos,
Rafael Barberá