David's Astronomy Pages (Solar System)
Sun

Bullet Sun This page summarises observations and images of the Sun.

For a listing of all Solar Images, see Image Database - Sun

[ Spaceweather ]

Atmospheric or optical effects caused by sun light.

 

Bullet Sunspot 944              
Bullet 1999 Solar Eclipe (1999-08-11) - Devon
Bullet 2015 Solar Eclipse (2015-03-20) - NE Scotland) 

Sun

Sun through solar filter, visual light
(visible features : photosphere, limb darkening )
Note the absence of any visible sunspots

Image 

CCD Image Mosaic 
0.2s exposure (average combine), 2x2 binning, Solar Filter + V filter  
2007-03-25 12:38h UT (#186007-22)
[ see equivalent SOHO/MDI Image for Mar 25

  

Sun through solar filter, visual light
(visible features : photosphere, limb darkening, sunspot (944) )

Image 

CCD Image Mosaic 
0.11s exposure (average combine), 2x2 binning, Solar Filter + V filter  
2007-02-14 14:06h UT (#179116-45)
[ Details of Sun - Mosaic Imaging & Construction ]
[ see equivalent SOHO/MDI Image for Mar 02
Sun  - False Colour - 2007-05-06
with sunspot 953
Image
False Colour CCD Image Mosaic (60% size)
0.11s exposure, 2x2 binning, Solar Filter + V filter  
2007-05-06 08:40h UT (#195002-17)
 
Sun  - Visible Light
Montage of Images 2007-04-27 to 2007-05-06, showing sunspot 953
Image
CCD Image Mosaic (60% size)
0.11s exposure, 2x2 binning, Solar Filter + V filter  
2007-04-30 17:05h UT (#194005-16)
with inserts from
2007-04-28 15:01h UT (#193161)
2007-04-27 11:38h UT (#192042)
2007-05-06 08:43h UT (#195017)
[ Full Size Image ]
 

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Sunspot 944

Sunspot 944 through Solar Filter + V Filter

Image
CCD Image 
0.11s exposure, 1x1 binning, Solar Filter + V filter  
2007-02-14 13:59h UT (#179102)
Sun Spot 944 (detail)
visible features : 
Umbra
: The darkest, coolest portion of sunspot.  
Penumbra: lighter colored halo surrounding the central umbra
Image
CCD Image (300% size)
0.3s exposure, 2x2 binning, Solar Filter + V filter  
2007-02-14 14:18h UT (#179156)
 
Image processed picture showing granulation of sun's surface
Image
CCD Image, Unsharp Masked
0.11s exposure, 1x1 binning, Solar Filter + V filter  
2007-02-14 13:59h UT (#179102)

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1999 Solar Eclipse (1999-08-11) - Devon

I visited Devon in August 1999 and witnessed the Total Solar Eclipse from a hilltop in Brixham.

Description to be added...

Image

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2015 Solar Eclipse (2015-03-20) - NE Scotland

Solar Eclipse Observing from just south of Stonehaven, NE Scotland

Photos with handheld digital camera
2015-03-20

Conditions largely overcast but with occasional thinning / gap in cloud
Image
 
Solar Eclipse (near maximum eclipse)
c. 94% coverage by moon disk
Image
  
Image
  
Solar Eclipse - More photos
Image
  
Solar Eclipse - detail
Image
 

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