IC417 - The Spider nebula

​Located in the constellation of Auriga IC417, or the Spider is an emission nebula approximately 100 light years across. It is located about 10,000 light years from Earth. It is a hotbed of new star formation.

This is a combination of both Ha and OIII to create a bi colour image.

Details:
M: Avalon Linear Fast reverse
T: Celestron C9.25 with Celestron 0.63 reducer
C: Atik 460EXM with 3nm Ha and SII filters

Ha - 32x1800s 2x bin
OIII - 31x1800s 2x bin 
Total integration time 31.5 hours.