David D'Ambrosio
bigmast
Sole al C8 con filtro
Macchie 1471 e 1459
Soho link:
sohowww.nascom.nasa.gov/data/synoptic/sunspots_earth/mdi_...
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Uploaded on April 29, 2012
Taken on April 28, 2012
Sole al C8 con filtro
Macchie 1471 e 1459
Soho link:
sohowww.nascom.nasa.gov/data/synoptic/sunspots_earth/mdi_...
269
views
0
faves
1
comment
Uploaded on April 29, 2012
Taken on April 28, 2012