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Simeis 57, The Propeller Nebula, 


Simeis 57, The Propeller Nebula
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Simeis 57, The Propeller Nebula

Technical card

Imaging telescopes or lenses:Astro-Tech AT8RC

Imaging cameras:SBIG STF-8300M

Mounts:Orion Atlas EQ-G

Guiding telescopes or lenses:Astro-Tech AT8RC

Guiding cameras:QHY5L-II Mono

Focal reducers:CCDT67

Software:Main Sequence Software Sequence Generator ProPhotoshop CS6StarToolsPixInsight

Filters:Baader Ha 36mm 7nm

Accessory:Moonlite CSL 2.5" Threaded FocuserSBIG OAG-8300

Dates:June 5, 2014

Frames:Baader Ha 36mm 7nm: 16x900" -15C bin 2x2

Integration: 4.0 hours

Flats: ~20

Bias: ~100

Avg. Moon age: 7.06 days

Avg. Moon phase: 46.53%

Bortle Dark-Sky Scale: 5.00

Basic astrometry details job: 294530

RA center: 20h 16' 8"

DEC center: +43° 41' 27"

Pixel scale: 1.857 arcsec/pixel

Orientation: -179.692 degrees

Field radius: 0.536 degrees

Resolution: 1658x1254



License: None (All rights reserved)

Sky plot

Sky plot


Simeis 57, The Propeller Nebula,