Solar prominences
Sketches and Details by Cyprien Pouzenc
Some prominences drawn at the 9 mm Nagler eyepiece, mounted on the
coronograph 107/1200 of the Sirene Observatory (www.obs-sirene.com) at
around 12pm on May 18, 2007 (! Yes, I was somewhat forgotten this
picture :o)
Arch: drawn from 12:13 to 12:20 local time.
Shrubs: drawn from 11:57 to 12:06 local time.
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Cyp
La Roque d’Anthéron (Bouches du Rhône, France)
+43° 43′ 03″ Nord, 5° 18′ 05″ Est, 175 m
Cyprien,
Ceux-là sont de belles esquisses solaires!
Frank
Thank you very much ! 🙂