Hemisphere:  Northern  ·  Contains:  Hercules Globular Cluster  ·  IC 4617  ·  M 13  ·  NGC 6205
Messier 13, 



    
        

            Madratter
Messier 13
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Messier 13

Technical card

Imaging telescopes or lenses: Astro-Tech AT8RC

Imaging cameras: SBIG STF-8300M

Mounts: Paramount MyT

Guiding telescopes or lenses: Astro-Tech AT8RC

Guiding cameras: QHY5L-II Mono

Software: PixInsight  ·  Photoshop CS6  ·  Sequence Generator Pro  ·  Regim

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

Accessory: Dew-Not DN09 Dew Heater  ·  Teleskop Service TSFlat2 field flattener  ·  SBIG OAG-8300  ·  Moonlite CSL 2.5" Threaded Focuser  ·  Kendrick Standard Dual Channel Dew Controller


Dates:May 23, 2015May 25, 2015

Frames:
Baader Blue 36mm: 16x300" -15C bin 1x1
Baader Green 36mm: 15x300" -15C bin 1x1
Baader Red 36mm: 9x300" -15C bin 1x1

Integration: 3.3 hours

Avg. Moon age: 6.27 days

Avg. Moon phase: 38.47%

Bortle Dark-Sky Scale: 5.00


Astrometry.net job: 3383799

RA center: 16h 41' 40"

DEC center: +36° 27' 50"

Pixel scale: 0.691 arcsec/pixel

Orientation: 359.569 degrees

Field radius: 0.395 degrees


Resolution: 3308x2440

Description

Version A is a simple crack at processing the RGB data without constructing a synthetic L.
Version B uses a synthetic L layer to help bring out the fainter stars.
Version C deals with the red halos that were around the yellow stars.

Comments

Author

Madratter
Madratter
License: None (All rights reserved)
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Revisions

  • Messier 13, 



    
        

            Madratter
    Original
  • Messier 13, 



    
        

            Madratter
    B
  • Final
    Messier 13, 



    
        

            Madratter
    C

Sky plot

Sky plot

Histogram

Messier 13, 



    
        

            Madratter