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Contains:  The star 10Cas
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SH2-170 Small Rosette Nebula, 


SH2-170 Small Rosette Nebula
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SH2-170 Small Rosette Nebula

Technical card

Imaging telescope or lens:Skywatcher ED80

Guiding telescope or lens:Orion thin OAG

Guiding camera:QHYCCD QHY5

Focal reducer:Skywatcher .85x Focal Reducer & Corrector

Software:Fitstacker 12Main Sequence Software SGPro

Filter:Baader Ha 7nm 36mm

Accessory:DIY Focus controllers

Dates:Oct. 31, 2017

Frames:Baader Ha 7nm 36mm: 29x1200" bin 1x1

Integration: 9.7 hours

Avg. Moon age: 10.77 days

Avg. Moon phase: 83.03%

Basic astrometry details job: 2861752

RA center: 0h 1' 34"

DEC center: +64° 37' 1"

Pixel scale: 2.139 arcsec/pixel

Orientation: 356.409 degrees

Field radius: 1.081 degrees

Resolution: 2900x2200

Locations: Remote observatory, Kiev, Ukraine

Data source: Own remote observatory

Remote source: Non-commercial independent facility


The Small Rosette Nebula (Sharpless 170) is a small, rarely photographed emission nebula witn en embedded cluster of stars in the constellation Cassiopea. SH2-170 is located in the Perseus arm of our galaxy, about 7,500 light years away from Earth. In its center is a small, young cluster of stars, Stock 18. The bright star in the center of the nebula ionizes the surrounding hydrogen gas and causes the nebula to glow.



License: Attribution Creative Commons

Sky plot

Sky plot


SH2-170 Small Rosette Nebula,