2011 08 01 – Solar h-alpha, NOAAs 11263, 11260, 11261, 11265
This sketch was from a solar session that was cut short. Unfortunately, I have no notes concerning this observation. For more info on the Sun that day, you can view the archives from Spaceweather.com. 20110801 Spaceweather
Sketches created scope-side with black Strathmore Artagain paper, white Conte’ crayon and pencil, Derwent charcoal pencil, black oil pencil.