Saturday, August 11, 2012

AR 1543 with Edge Prominence


I was processing this image of Sunspot 1543 when I noticed the rather nice prominence on the edge of the disk.  Spicules are almost resolved; it's very tough to image them with the small aperture of the PST and a single etalon.

No comments:

Post a Comment

The Tulip Nebula—Hubble Palette

This image is just over 3 hours of integration on the Tulip Nebula. The image was stacked with star processing, initial histogram stretch, a...