Vern's Weblog » Solar

The sun, loop prominence on southwest Limb

Vern — Sun, 30 Mar 2008 04:10:44 +0000

Nice loop prominence was visible on the sun’s southwest limb.

Image taken with Solarscope Ltd. 50mm h-alpha telescope, Televue 2.5X Powermate, DMK 21AF04.AS camera 1/82 sec, 60 fps. Sky was clear, 5 mph wind, temperature 68 °F, turbulence about 6/10, transparency very good, location Louisville, CO.

Solar active regions 10988 and 10989

Vern — Sun, 30 Mar 2008 04:03:00 +0000

Image of active regions 10989 (lower left) and 10988 (top center) in h-alpha about 3:20 pm MDT.

Image taken with Solarscope Ltd. 50mm h-alpha telescope, Televue 2.5X Powermate, DMK 21AF04.AS camera 1/500 sec, 60 fps. Sky was clear, 5 mph wind, temperature 68 °F, turbulence about 6/10, transparency very good, location Louisville, CO.

The sun in h-alpha on March 29

Vern — Sun, 30 Mar 2008 03:50:35 +0000

Here is the full disk image of the sun in h-alpha, not oriented. North pole of the sun is to the upper left.

50mm Solarscope Ltd H-alpha Telescope, DMK 21AF04.AS video camera, 1/10000 sec shutter, at 60fps. Sky was clear, 5 mph wind, temperature 68 °F, turbulence about 6/10, transparency very good, location Louisville, CO.