Hemisphere:  Northern  ·  Constellation: Cassiopeia (Cas)  ·  Contains:  IC 1795  ·  IC 1805  ·  NGC 896
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Heart Nebula (IC1805) & Fishhead Nebula (IC1795), 



    
        

            Olivier Ravayrol
Heart Nebula (IC1805) & Fishhead Nebula (IC1795)
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Heart Nebula (IC1805) & Fishhead Nebula (IC1795)

Getting plate-solving status, please wait...
Heart Nebula (IC1805) & Fishhead Nebula (IC1795), 



    
        

            Olivier Ravayrol
Heart Nebula (IC1805) & Fishhead Nebula (IC1795)
Powered byPixInsight

Heart Nebula (IC1805) & Fishhead Nebula (IC1795)

Technical card

Imaging telescopes or lenses: Skywatcher 80ED black diamond 600/80 (F7,5)

Imaging cameras: ZWO ASI1600MM Pro

Mounts: Orion Sirius EQ-G (HEQ5) - belt mod

Guiding telescopes or lenses: Orion Short Tube 80/400

Guiding cameras: iNova PL1-M

Focal reducers: Televue .8 Reduce/flattener for TV-85

Software: Adobe Phosotshop CS5  ·  Adobe Lightroom 5.4  ·  SIRIL

Filters: Astronomik OIII CCD 6nm 1.25"  ·  Astronomik SII CCD 6nm 1.25"  ·  Astronomik H-Alpha CCD 6nm 1.25"

Accessory: ZWO EFW 8 x 1.25″/31mm  ·  Pierro-Astro Masques de BAHTINOV  ·  Lacerta Flatfieldbox 290mm  ·  Pierro-Astro USB autoguider


Dates:Dec. 30, 2019

Frames:
Astronomik H-Alpha CCD 6nm 1.25": 26x480" (3h 28') ISO15 (gain: 75.00) -20C bin 1x1
Astronomik OIII CCD 6nm 1.25": 11x240" (44') ISO15 (gain: 75.00) -20C bin 2x2
Astronomik SII CCD 6nm 1.25": 8x240" (32') ISO15 (gain: 75.00) -20C bin 2x2

Integration: 4h 44'

Darks: ~30

Flats: ~15

Bias: ~100

Avg. Moon age: 4.09 days

Avg. Moon phase: 17.75%

Bortle Dark-Sky Scale: 5.00

Temperature: 4.00


Basic astrometry details

Astrometry.net job: 3480100

RA center: 2h 32' 2"

DEC center: +61° 24' 7"

Pixel scale: 1.626 arcsec/pixel

Orientation: 268.872 degrees

Field radius: 1.288 degrees


Resolution: 4500x3503

Locations: Observatoire personnel, Tournefeuille, Haute-Garonne, France

Data source: Own remote observatory

Description

Heart Nebula (IC1805) & Fishhead Nebula (IC1795)
Ha-SHO (6mm narrow band filters)
Exposure time : Bin1x1 Ha:3h28', Bin2x2 OIII:44mn & SII:32mn
80/600 mm Refractor – Camera ZWO ASI1600MM Pro
Preprocessing with SIRIL
Image processing with Photoshop
Final touch with Lightroom

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