Contains: NGC 7822
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Sharpless 171

Technical card

Resolution: 3358x2536

Dates: Aug. 17, 2017

Baader Planetarium Blue 36mm: 10x360" bin 1x1
Baader Planetarium Green 36 mm: 10x360" bin 1x1
Baader Planetarium Luminance 36mm: 10x360" bin 1x1
Baader Planetarium Red 36mm: 10x360" bin 1x1

Integration: 4.0 hours

Darks: ~50

Flats: ~50

Flat darks: ~50

Avg. Moon age: 24.81 days

Avg. Moon phase: 23.20% job: 1963597

RA center: 0.469 degrees

DEC center: 67.042 degrees

Pixel scale: 2.088 arcsec/pixel

Orientation: 358.023 degrees

Field radius: 1.220 degrees

Locations: San Diego Astronomy Association observing site, Tierra del Sol, San Diego County, California, United States


The emission nebula Sharpless 171, the open cluster Berkeley 59 and the associated dark nebula LDN 1267, 1268, 1269, 1270, 1271 and 1275.



Dean Jacobsen

Sky plot

Sky plot


Sharpless 171, 


        Dean Jacobsen