Nebulae/M43 De Mairan's Nebula
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Observer: G.K.Webber
Date/Time: 04/03/03
Origin: 38:58:4 N, 95:16:6 W Lawrence, KS
Camera: Starlight Xpress MX516
Telescope: 8" Meade LX200
Accessories: Optec Maxfield focal reducer/field flattener, f/3.3
Focal Ratio: f/2.8
Exposure time: 50 min.
Processing: dark, flat, normal stretch, non-linear stretch, unsharp mask
Mosaic of four images
Photoshop combine to create mosaic, mask to enhance trapezium
Filters Used: none
Notes: