Jump to content


- - - - -

NGC 4631 (Whale Galaxy)

Astrophotography DSO Imaging Reflector

NGC 4631 (Whale Galaxy)

Target: NGC4631
Dates: 2023-12-27
Locations: Slooh Observatory, Canary Islands (Bortle 4)

Mount: Software Bisque Paramount MEII GEM
Camera: FLI Proline PL09000 Monochrome CCD Camera
OTA: PlaneWave Instruments CDK20
Focal/Aperture: 3454 mm @ f/6.8
Filters: Finger Lake Instruments Research Grade (LRGB)

Mount: Software Bisque Paramount MX GEM
Camera: FLI Proline PL16803 Monochrome CCD Camera
OTA: PlaneWave Instruments CDK17
Focal/Aperture: 2938 mm @ f/6.8
Filters: Astrodon Tru-Balance Generation II E-Series Filters (LRGB)

Lights: [L]12x50s+15x60s + [R]17x20s+5x50s + [G]17x20s+5x50s + [B]17x20s+5x50s (total exposure: 55min)
Calibration frames: 3xbiases, 15xdarks, 3xflats/filter
Binning: 3x3, Temp: -35C

Stacked and Processed in PixInsight

    Cloudy Nights LLC
    Cloudy Nights Sponsor: Astronomics