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SH2-101 Tulip Nebula in HOO, 


            Sven Kreiensen
SH2-101 Tulip Nebula in HOO

SH2-101 Tulip Nebula in HOO

Technical card

Resolution: 4407x3211

Dates:July 18, 2018Aug. 3, 2018

AstronomiK H-alpha Filter 6nm: 20x600" (gain: 75.00) -15C bin 1x1
ZWO OIII 31mm: 21x600" (gain: 200.00) -15C bin 1x1

Integration: 6.8 hours

Darks: ~10

Flats: ~25

Flat darks: ~25

Avg. Moon age: 13.47 days

Avg. Moon phase: 49.58%

Bortle Dark-Sky Scale: 5.00

Mean FWHM: 7.50

Temperature: 25.50 job: 2190731

RA center: 299.941 degrees

DEC center: 35.322 degrees

Pixel scale: 0.619 arcsec/pixel

Orientation: 13.595 degrees

Field radius: 0.469 degrees

Locations: Balkon, Rosbach v.d.Höhe, Hessen, Germany

Data source: Backyard


This is the Tulip Nebula SH2-101 captured in HOO narrowband over 2 nights.
There is a black hole "Cygnus X1" in this region. Its position is at the 2 bright stars at the right corner of the image.



Sven Kreiensen
License: Attribution Creative Commons

Sky plot

Sky plot


SH2-101 Tulip Nebula in HOO, 


            Sven Kreiensen