Astrometry.net job: 7481841
RA center: 12h17m12s.5
DEC center: +47°18′03″
Pixel scale: 1.186 arcsec/pixel
Orientation: 5.019 degrees
Field radius: 0.636 degrees
Resolution: 2623x2833
Astrophotography
Westerhout 5 (Sharpless 2-199, LBN 667, Soul Nebula) is emission nebulae in Cassiopeia. Several small open clusters are embedded in the nebula: CR 34, 632, and 634 (in the head) and IC1848 (in the body).
The Crescent Nebula is a beautiful emission nebula in the constellation Cygnus, about 5000 light-years away. Also known as NGC 6888, Caldwell 27, Sharpless 105.
Amongst the various things that Pixinsight does pretty awesomely, there are hidden routines to help you annotate astronomical images.
A charge-coupled device (CCD) is a device that records the movement of electrical charge, usually from within the device to an area where the charge can be manipulated, for example conversion into a digital value.