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WIDE FIELD MESSIER IMAGE INDEX - New

Wide Field Messier M8, M20 and M21

Messier M8, M20 and M21


 Photo Information
 

  • From top to bottom: M21, M20 and M8
  • Images taken at the Mt Bachelor star party 2005 at Mt Bachelor ski lodge, OR
  • No guiding
  • Image: North is top, West is right
  • Image size: one half D70 resolution
  • Four x ~240 seconds images stacked: DSC_0417.NEF - DSC_0420.NEF
  • DSC_0420.NEF image information
  • Nikon D70
  • 2005/07/08 00:11:39.8
  • Compressed RAW (12-bit)
  • Image Size: Large (3008 x 2000)
  • Lens: 180mm F/2.8 D
  • Focal Length: 180mm
  • Exposure Mode: Manual
  • Metering Mode: Multi-Pattern
  • 241.50 sec - F/2.8
  • Exposure Comp.: 0 EV
  • Sensitivity: ISO 800
  • Optimize Image: Normal
  • White Balance: Direct sunlight
  • AF Mode: Manual
  • Flash Sync Mode: Not Attached
  • Auto Flash Comp: 0 EV
  • Color Mode: Mode Ia (sRGB)
  • Tone Comp.: Auto
  • Hue Adjustment: 0°
  • Saturation: Normal
  • Sharpening: Auto
  • Image Comment:
  • Long Exposure NR: Off

Messier M8, M20 and M21

Imaging Equipment

  • Camera: Nikon D70
  • Opitcs: Nikon 180mmED lens, 72mm aperture, 180mm focal length, f/2.8 focal ratio
  • Filter: Lumicon International Mimus Violet filter
  • Mount: Takahashi TG-SPII mount on Bogen Manfrotto 405 geared head & 475B tripod

Imaging Processing

  • Mode 3 CFA image processing with MLUnsold Digital Imaging ImagesPlus Version 2.50
  • Nine Mode 3 darks taken in morning twilight
  • Paint Shop Pro Version 9.01