Wide Field Messier M16, M17, M18 and M24

Photo Information

From top to bottom: Messier M16 Eagle Nebula, M17 Omega or Swan Nebula, M18 and M24 Milky Way cloud
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
Six x ~240 seconds images stacked: DSC_0423.NEF - DSC_0429.NEF
DSC_0429.NEF image information
Nikon D70
2005/07/08 00:55:41.8
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
243.10 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

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

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