Hemisphere:  Southern  ·  Constellation: Sagittarius (Sgr)  ·  Contains:  Hourglass nebula  ·  IC 1274  ·  IC 1275  ·  IC 4685  ·  Lagoon nebula  ·  M 20  ·  M 21  ·  M 8  ·  NGC 6514  ·  NGC 6523  ·  NGC 6526  ·  NGC 6530  ·  NGC 6531  ·  NGC 6544  ·  NGC 6546  ·  NGC 6559  ·  The star 11Sgr  ·  The star 4Sgr  ·  The star 7Sgr  ·  The star 9Sgr  ·  Trifid nebula
M8 & M20, 



    
        

            Jan Curtis
M8 & M20
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Technical card

Imaging telescopes or lenses: Nikon NIKKOR 180 F2,8 AIS ED

Imaging cameras: Nikon D7000 (unmodified)  ·  Nikon d7100

Mounts: ORION Sirius EQ-G

Guiding telescopes or lenses: Nikon NIKKOR 180 F2,8 AIS ED

Software: Noel Carboni's Astro Tools for PhotoShop Noel Carboni Actions  ·  Photoshop CS 6 Adobe  ·  PIXINSIGHT PixInsinght 1.8 RC7


Dates:May 5, 2014May 18, 2015

Frames:
83x60" (1h 23') ISO1000
99x70" (1h 55' 30") ISO1250

Integration: 3h 18' 30"

Avg. Moon age: 3.14 days

Avg. Moon phase: 17.44%

Bortle Dark-Sky Scale: 2.00

Temperature: 7.00


Basic astrometry details

Astrometry.net job: 641509

RA center: 18h05m23s.8

DEC center: -23°4109

Orientation: 162.040 degrees

Field radius: 2.087 degrees


Resolution: 620x715

Locations: Eldorado (6767' elev), @ Santa Fe, New Mexico, United States

Description

This was taken over 3 hours this morning under perfect skies.

See my Nikon d7000 version: http://www.astrobin.com/94644/D/

Comments

Revisions

  • M8 & M20, 



    
        

            Jan Curtis
    Original
  • M8 & M20, 



    
        

            Jan Curtis
    B
  • Final
    M8 & M20, 



    
        

            Jan Curtis
    C

Sky plot

Sky plot

Histogram

M8 & M20, 



    
        

            Jan Curtis