Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  M 20  ·  M 21  ·  NGC 6514  ·  NGC 6531  ·  Trifid nebula
M20, 



    
        

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M20
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M20

M20, 



    
        

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M20
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M20

Technical card

Imaging telescopes or lenses: Borg APO 125 f6/.4

Imaging cameras: QHY8L

Mounts: Celestron AS-GT

Guiding telescopes or lenses: tecnosky finder/guide scope 60/228

Guiding cameras: qhyccd QHY5L-II

Focal reducers: Borg 0,85x no.7887

Software: photoshop  ·  Maxim DL

Filters: Baader Planetarium UHC-S Filter


Dates:June 7, 2014

Frames:Baader Planetarium UHC-S Filter: 5x600" (50') bin 1x1

Integration: 50'

Avg. Moon age: 8.90 days

Avg. Moon phase: 65.81%


Basic astrometry details

Astrometry.net job: 299989

RA center: 18h 2' 32"

DEC center: -22° 59' 34"

Pixel scale: 2.196 arcsec/pixel

Orientation: 178.970 degrees

Field radius: 0.993 degrees


Resolution: 2632x1915

Locations: Monte Terminio, Serino, Avellino, Italy

Description

from Monte Terminio (1400 M slm) Serino (AV) , this image is a collaboration between me and F. Navarra using two different setup:

Ha -> CCD SBIG STF 8300 ,H-Alfa 7nm- Takahashi 102S/f6 on EQ6 Pro (F. Navarra) (6x1200s)

RGB -> CCD QHY8L , UHC-S Baader, BORG 125/f5 on Celestron CG5-adGT (F.Farina) (4x600s)

Comments

Revisions

  • Final
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    Original
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    B
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    C
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    D

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