NGC 1491 in H-alpha
This image is a collaboration with Bill Snyder. He captured all the data and we processed it. A big thanks to Bill for sharing his data and allowing us to process it and share our results with everyone.
- Telescope: PlaneWave Instruments 17" CDK Astrograph
- Mount: Software Bisque Paramount ME
- Camera: Apogee Alta U16M
- Filters: Astrodon 5nm Ha
- Exposure: 21 x 20min.
- Post-processing: ImagesPlus 5.0; Adobe Photoshop CS5; Gradient XTerminator; Noise Ninja; Noel Carboni's Actions
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From Hydrogen-alpha Images