Image of the day 01/03/2024

Getting plate-solving status, please wait...
    Ghost of Cassiopeia (SH2-185), Peter Hergesheimer

    Image of the day 01/03/2024

    Getting plate-solving status, please wait...
      Ghost of Cassiopeia (SH2-185), Peter Hergesheimer

      Equipment

      Loading...

      Acquisition details

      Loading...

      Description

      This is a starless (almost) Ha-only image of Sh2-185 and the surrounding area including the nearby star, Gamma Cas.  There is some speculation as to whether the Ha signature of SH2-185 is reflective or emissive, perhaps both.

      Comments

      Histogram

      Ghost of Cassiopeia (SH2-185), Peter Hergesheimer

      In these public groups

      Fine Art Astrophotography