Hemisphere:  Southern  ·  Constellation: Serpens (Ser)  ·  Contains:  Eagle nebula  ·  IC 4701  ·  M 16  ·  M 17  ·  M 18  ·  NGC 6611  ·  NGC 6613  ·  NGC 6618  ·  Omega nebula
M16 & M17 & M18, 



    
        

            Hata Sung
M16 & M17 & M18
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M16 & M17 & M18

Technical card

Imaging telescopes or lenses: Canon EF 300mm f/4 L IS USM

Imaging cameras: Canon EOS 450D / Digital Rebel XSi / Kiss X2

Mounts: Kenko Skymemo-R

Software: Adobe Photoshop CS5  ·  DeepSkyStacker

Filters: Orange Bright E2


Dates:July 20, 2014

Frames: 19x300" (1h 35')

Integration: 1h 35'

Avg. Moon age: 23.55 days

Avg. Moon phase: 35.30%


Basic astrometry details

Astrometry.net job: 339990

RA center: 18h 19' 14"

DEC center: -15° 7' 30"

Pixel scale: 9.802 arcsec/pixel

Orientation: 92.231 degrees

Field radius: 2.617 degrees


Resolution: 620x413

Description

Location:

GPS : N121.278 E24.788

台灣桃園縣復興鄉桃源仙谷 (Elevation 300M)

Fu-Hsin Township, Taoyuan County, TAIWAN

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M16 & M17 & M18, 



    
        

            Hata Sung