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Contains:  The star 16Cep
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VdB149/VdB150/LDN1235 - the Dark Shark

Technical card

Imaging telescopes or lenses:Ceravolo 300 Astrograph (f/4.9)

Imaging cameras:FLI PL-16803

Software:Maxim DLPixInsight 1.8

Filters:Astrodon E-series 2 LRGB

Astrodon B Gen.2 E-series: 39x1200" bin 1x1
Astrodon G Gen.2 E-series: 38x1200" bin 1x1
Astrodon L Gen.2 E-series: 81x600" bin 1x1
Astrodon R Gen.2 E-series: 45x1200" bin 1x1

Integration: 54.2 hours

Basic astrometry details job: 1775779

RA center: 22h 7' 23"

DEC center: +73° 10' 1"

Pixel scale: 1.263 arcsec/pixel

Orientation: 2.318 degrees

Field radius: 0.876 degrees

Resolution: 4083x2876


The Dark Shark aka the Howling Wolf. This field contains the blue reflection nebulae VdB150 (top) and VdB149 (bottom.) The shark's nose is the dark nebula LDN1235. Lots of other dark nebulosity and a few bright stars.

Data collected with our shared telescope at SRO in California.

Acquisition credit: Scott Johnson, Augusto Hernandez, John Kasianowicz, Daniele Malleo, Jose Mtanous and Rick Stevenson

Processing credit: Rick Stevenson



Rick Stevenson

Sky plot

Sky plot


VdB149/VdB150/LDN1235 - the Dark Shark, 


            Rick Stevenson