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solar disc
SOLAR SUNSPOT
This image shows a sunspot in the upper center of the disc. Also visible are some Plages and Filaments.
10 September 2006 10:42UT
Telescope: Coronado Personal Solar Telescope
Aperture: 40mm
Focal length: 400mm f10
Eyepiece: 26mm plossl
Projection: Afocal
Mount: Equatorial
Camera:Nikon Coolpix 4500
Exposure time [s]: 1/2000
F-Number: F10.3
Focal length [mm]: 32
35mm focal length [mm]: 154
ISO value: 100
White balance: Auto
Image:Processed with Photoshop levels and some unsharp masking.
Photo: John Downing
Location: Solihull UK
This image shows a sunspot in the upper center of the disc. Also visible are some Plages and Filaments.
10 September 2006 10:42UT
Telescope: Coronado Personal Solar Telescope
Aperture: 40mm
Focal length: 400mm f10
Eyepiece: 26mm plossl
Projection: Afocal
Mount: Equatorial
Camera:Nikon Coolpix 4500
Exposure time [s]: 1/2000
F-Number: F10.3
Focal length [mm]: 32
35mm focal length [mm]: 154
ISO value: 100
White balance: Auto
Image:Processed with Photoshop levels and some unsharp masking.
Photo: John Downing
Location: Solihull UK