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Taken 19-Dec-22
Visitors 3

50 of 229 photos
Categories & Keywords

Subcategory:Night Sky
Subcategory Detail:
Photo Info

Dimensions2200 x 1700
Original file size4.39 MB
Image typeJPEG
Color spaceUncalibrated


Sharpless 204 is the large faint nebula It is also known as LBN 689

12/12/12 x 10 min each of RGB, 50x20min H-Alpha
Camera: Moravian G4 (16803) w Gen II Astrodon RGB and H-Alpha
Scope: Astrophysics AP155EDF Refractor w Focus Boss II
Mount: Paramount MX
Guiding SBIG ST402ME attached to a Borg 60mm guidescope
RGB and H-Alpha processing in PixInsight. Stars removed prior to stretching using Russ Croman's StarXTerminator in PI.; Blend of starless H-Alpha w RGB and save-for-web in PS CC