Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1805
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At the center of the heart (Mel 15), SH2-190, 



    
        

            Marco Prelini
At the center of the heart (Mel 15), SH2-190
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At the center of the heart (Mel 15), SH2-190

Getting plate-solving status, please wait...
At the center of the heart (Mel 15), SH2-190, 



    
        

            Marco Prelini
At the center of the heart (Mel 15), SH2-190
Powered byPixInsight

At the center of the heart (Mel 15), SH2-190

Technical card

Imaging telescopes or lenses: Sky-Watcher 200/1000 PDS

Imaging cameras: ZWO ASI 294MC Pro

Mounts: Sky-Watcher AZ EQ6-GT

Guiding telescopes or lenses: Artesky Ultraguide 60/240 mm

Guiding cameras: ZWO ASI 120 MM Mini

Focal reducers: Baader MPCC Mark III

Software: Photoshop CC  ·  Sequence Generator Pro  ·  PixInsight

Filters: Baader OIII 2.0" 7nm CCD  ·  Baader Ha 2" 7nm CCD  ·  L-Pro 2"


Dates:Oct. 7, 2020Oct. 8, 2020Oct. 9, 2020Oct. 16, 2020Oct. 17, 2020Oct. 18, 2020

Frames:
Baader Ha 2" 7nm CCD: 36x600" (gain: 120.00) 0C bin 1x1
L-Pro 2": 17x300" (gain: 120.00) 0C bin 1x1
Baader OIII 2.0" 7nm CCD: 49x600" (gain: 120.00) 0C bin 1x1

Integration: 15.6 hours

Darks: ~31

Flats: ~31

Flat darks: ~31

Avg. Moon age: 15.68 days

Avg. Moon phase: 33.23%

Bortle Dark-Sky Scale: 8.00

Mean SQM: 18.50

Temperature: 15.00


Basic astrometry details

Astrometry.net job: 3951240

RA center: 2h 35' 18"

DEC center: +61° 30' 32"

Pixel scale: 0.948 arcsec/pixel

Orientation: 7.912 degrees

Field radius: 0.651 degrees


Resolution: 4110x2750

Locations: Home Backyard, Meda, Milano, Italy

Data source: Backyard

Description

Back in my backyard, I went for a classic: the center of Heart Nebula, done in Narrowband.
This is a result of HA and OIII stacking and merging, plus some RGB shots done just for the stars.

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