Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  M 21  ·  NGC 6514  ·  NGC 6531  ·  The star 4Sgr  ·  Trifid nebula
Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
Trifid Nebula M20 in LRGB
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Trifid Nebula M20 in LRGB

Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
Trifid Nebula M20 in LRGB
Powered byPixInsight

Trifid Nebula M20 in LRGB

Technical card

Imaging telescopes or lenses: Astro-Physics 152mm f/7.5 Starfire EDF

Imaging cameras: FLI ProLine Proline 16803

Mounts: Software Bisque Paramount MX

Guiding telescopes or lenses: Takahashi FS-60C

Guiding cameras: Starlight Xpress Superstar

Focal reducers: Astro-Physics AP 4.0" Field Flattener

Software: PixInsight 1.8  ·  Software Bisque TheSky6 Professional  ·  CCD Autopilot 5  ·  FocusMax  ·  Maxim DL Pro 5  ·  Photoshop CS Photo Shop CS5

Filters: Astrodon E-series LRGB Ha 5nm

Accessory: Sirius Dome


Dates:June 6, 2014

Frames: 69x600" (11h 30')

Integration: 11h 30'

Avg. Moon age: 7.97 days

Avg. Moon phase: 56.19%


Basic astrometry details

Astrometry.net job: 301028

RA center: 18h02m28s

DEC center: -22°5920

Orientation: 78.036 degrees

Field radius: 1.267 degrees


Resolution: 2244x2248

Locations: Home observatory, Sydney Australia , Sydney, NSW, Australia

Description

Data:

L: 38x10min, R: 9, G: 12, B: 10. Collected on 2 separate nights in early June, 2014

Processed in PI and PS

Thanks for looking

David

Raw data of this image is available in my RAW data collection in "June 9, 2014" folder. They are calibrated (dark, flat, bias) and registered. Feel free to use at your will.

Comments

Revisions

  • Final
    Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
    Original
  • Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
    B
  • Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
    C
  • Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen
    D

Sky plot

Sky plot

Histogram

Trifid Nebula M20 in LRGB, 



    
        

            David Nguyen