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About this observation
Peter Tickner
Time of observation
20/04/2019 - 00:00
NGC 6543
Observing location
Urban Berkshire
Atik 460EX mono CCD
14inch LX200 SCT at f/10
EQ8 mount
Lodestar X2 off-axis guiding
H Alpha 10x600s, 36x120s, 75x60s Oxygen III 12x300s, 45x120s, 50x60s Sulphur II 20x120s

Imaged this tiny but bright nebula over a rare two consecutive clear nights on 19th and 20th April.  Stacked longer exposures separately and then merged the combined short exposure images with the longer exposures to bring out the bright inner and faint outer parts of the nebula

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