Hemisphere:  Northern  ·  Constellation: Perseus (Per)  ·  Contains:  Double cluster  ·  NGC 869  ·  NGC 884  ·  The star 7Per  ·  The star 8Per
Ha + Chi Cluster, 



    
        

            Stefan Westphal
Ha + Chi Cluster
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Ha + Chi Cluster

Technical card

Imaging telescopes or lenses: Selfmade SGN 4,4" f3,9 Newton

Imaging cameras: Atik 383L+

Mounts: Vixen New Atlux + Skysensor 2000

Guiding telescopes or lenses: Selfmade SGN 4,4" f3,9 Newton

Guiding cameras: M-Gen Guiding Kamera

Focal reducers: GPU Komakorrektor

Software: Adobe Photoshop CS 6  ·  Fitswork4  ·  Deep Sky Stacker 3.3.3 Beta 51 DSS DeepSkyStacker

Filters: Baader Planetarium 36mm Blue  ·  Baader Planetarium 36mm Green  ·  Baader Planetarium 36mm Red

Accessory: Lacerta MGEN2  ·  Teleskop-Service TS OAG 9mm


Dates:Aug. 16, 2018

Frames:
Baader Planetarium 36mm Blue: 8x240" -20C bin 1x1
Baader Planetarium 36mm Green: 9x240" -20C bin 1x1
Baader Planetarium 36mm Red: 9x240" -20C bin 1x1

Integration: 1.7 hours

Darks: ~17

Flats: ~31

Bias: ~159

Avg. Moon age: 5.60 days

Avg. Moon phase: 31.49%

Bortle Dark-Sky Scale: 2.00

Mean FWHM: 21.60


Basic astrometry details

Astrometry.net job: 2334886

RA center: 2h 20' 38"

DEC center: +57° 8' 6"

Pixel scale: 3.690 arcsec/pixel

Orientation: 180.239 degrees

Field radius: 1.426 degrees


Resolution: 1824x1342

Locations: Emberger Alm - Sattlegger, Greifenburg, Kärnten, Austria

Data source: Traveller

Description

Date: 17.08.2018
Location: Emberger Alm / Carintia Austria
Telescope: SGN 44 f3,9
Corrector: Gyulai GPU
Camera: Atik 383L+ at -20°C
integration time: RGB 36:36:32min
Guiding: Ts Off Axis Guider and M-Gen ll
Processing: DSS, Fitswork, Photo Shop CS6

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Ha + Chi Cluster, 



    
        

            Stefan Westphal