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Object Information
Name: |
M13, NGC 6205 |
Type: |
Globular Star Cluster |
Description: |
M13 is one of the most prominent and best known globular cluster of the
Northern celestial hemisphere. Also known as the ‘Great Hercules Globular
Cluster. This picture was taken with a Nikon D70, 600mm f4 ED Lens, and
TC-301 2x Teleconverter. |
Magnitude: |
5.8 |
Size: |
20 x 20 arcminutes |
Related Photos: |
none |
References: |
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Acquisition
Location: |
Latitude 44.841N by
Longitude -122.869W at an elevation of 87 meters.
Aumsville, Oregon USA |
Date: |
October 22 & 24, 2008 |
Zone: |
-8 (Pacific Standard Time) |
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Equipment
Imager: |
Nikon D70 |
OTA: |
Nikkor 600mm f4 ED super telephoto lens |
Barlow: |
Nikon TC-301 2x Teleconverter doubling the focal length to 1200mm |
Platform: |
2X Super Modified Nikon Imaging Platform |
Guiding: |
Phillips WebCam, Nikkor 300mm f2.8 ED lens, and PHD Guiding. |
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Imaging
Mode: |
Mode 2 |
White Balance: |
Sunlight |
Color
Space: |
sRGB |
Format: |
RAW (3008 x 2000) |
Light
frames: |
3 x (5 min @ ISO 800), 6 x (8 Min @ ISO 1600) |
Darks: |
none |
Flats: |
none |
Filters: |
Baader Moon & Sky Glow |
Mask: |
none |
f-stops: |
f16 with Barlow |
FOV: |
68 x 44 arcminutes |
Scale: |
1.35 arcseconds per pixel |
Software: |
Nikon Capture 4 Control |
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Image Processing
Stacking: |
Deep Sky Stacker 3.2.1 |
Combined: |
Average |
Processing: |
PhotoShop CS3, Astronomy Tools CS2 V1.5, New Astro Zone System, Noiseware Professional Plugin. |
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Notes
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