Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  NGC 6514  ·  Trifid nebula
Getting plate-solving status, please wait...
M20, 



    
        

            Billy Liang
M20
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M20

Getting plate-solving status, please wait...
M20, 



    
        

            Billy Liang
M20
Powered byPixInsight

M20

Technical card

Imaging telescopes or lenses: AG Optical 12.5" iDK F/6.7

Imaging cameras: SBIG STL-11000M STL-11000M Class 2

Mounts: Astro-Physics AP900 GTO CP4

Guiding telescopes or lenses: AG Optical 12.5" iDK F/6.7

Guiding cameras: SBIG STL-11000M STL-11000M Class 2

Software: APCC Pro  ·  MaxIm DL Pro 6 MAXIM DL

Filters: Astrodon LRGB HA 3n SII 5nm OIII 5nm NII 5nm

Accessory: Robofocus  ·  Clement Focuser Focuser


Dates:Aug. 1, 2019

Frames: 24x600" (4h)

Integration: 4h

Avg. Moon age: 0.44 days

Avg. Moon phase: 0.21%


Basic astrometry details

Astrometry.net job: 2872537

RA center: 18h 2' 27"

DEC center: -23° 1' 51"

Pixel scale: 0.880 arcsec/pixel

Orientation: 6.305 degrees

Field radius: 0.546 degrees


Resolution: 3756x2416

Locations: B.R.O., Mariposa, California, United States

Data source: Own remote observatory

Remote source: Non-commercial independent facility

Description

First light from my Butterfly Ridge Observatory (BRO).

Revision -

1. Fined tuned the sigma low range rejection to eliminate pesky black dots;

2. Apply more aggressive post processing in Pixinsight to show the fine layers of surrounding dark nebula.

Comments

Revisions

    M20, 



    
        

            Billy Liang
    Original
  • Final
    M20, 



    
        

            Billy Liang
    B

Sky plot

Sky plot

Histogram

M20, 



    
        

            Billy Liang