Celestial hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  M 21  ·  NGC 6514  ·  NGC 6531  ·  Trifid Nebula
Getting plate-solving status, please wait...
M20 Narrow Band (Ha and O III) - natural colors blend, 



    
        

            Davide Manca

M20 Narrow Band (Ha and O III) - natural colors blend

Equipment

Acquisition details

Dates:
Aug. 25, 2014 ·  Aug. 29, 2014
Frames:
Ha: 6×600(1h) bin 1×1
OIII: 8×600(1h 20′) bin 1×1
Integration:
2h 20′
Avg. Moon age:
16.49 days
Avg. Moon phase:
6.80%

Basic astrometry details

Astrometry.net job: 4076711

RA center: 18h02m27s.8

DEC center: -23°0028

Pixel scale: 9.105 arcsec/pixel

Orientation: 270.772 degrees

Field radius: 0.969 degrees

Resolution: 620x450

File size: 235.2 KB

Locations: Merlino, Canossa, RE, Italy

Description

Red= Ha

Green= O III

Blue= OIII + 20% Ha

Comments

Sky plot

Sky plot

Histogram

M20 Narrow Band (Ha and O III) - natural colors blend, 



    
        

            Davide Manca