NGC  7023

                                            The Iris Nebula

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                                                         10 inch SCT @ F4.9

                                                ST 4000 color camera and AO-L

                                                               48 X 10 minutes

                                                   Artificially added diffration spikes

 

 

 

 

 

         1000 X 1000

 

 

 

        Full