Every qualifying Voyager 2 image with resolution better than 50 km/pixel shows Pan clearly.

Aladdin was first discovered in Voyager 2 images.

Following this discovery, seven other plumes were located in earlier Voyager images of Io.

In 1990, Pan was discovered in archival Voyager images.

Ali Baba was first discovered in Voyager 2 images.

It was resolved in Voyager 2 images.

At the Voyager 2 images Rosalind appears as an almost spherical object.

In all, it appears in eleven Voyager 2 images.

Bassorah Fossa was first seen in Voyager 2 images.

Musa was first seen in Voyager 2 images.