The Cat's Eye Nebula AKA NGC 6543, a planetary nebula in the northern constellation of Draco, discovered by William Herschel.

Telescope Tecnosky 100Q F 5.8
CCD Moravian G3 16200
Ioptron CEM120EC
H-alfa 13X1800S Bin 1X1
OIII 10X1800S Bin 2X2
11 Dark 11 Flat 11 Bias
Processing Pixinsight
Gualdo Tadino (PG) Italy
SQM: 19.50/19.90

Copyright: Ciavaglia Francesco