Solar activity June 11th

[brianb]

Another fairly quiet day with a blank disc in white light. Calcium & hydrogen alpha surface similar to yesterday. Prominences not especially notable.

Calcium K disc image, 2009 June 11, 1026 UT

Hydrogen alpha composite image, 1042 UT

Close up of plages in calcium K, 1032 UT

and in hydrogen alpha, 1045 UT

Extreme close up of small prominence on NE limb, 1052 UT

Close up of prominence on NW limb, 1049 UT

And finally, a close up of the main prominence, on the SE limb, 1047 UT

[greenkat]

wow great pics

I think next purchase is going to be a solarscope

[Beulah]

Excellent as always, thanks. Great to see a progression building up, unlike the Sun's activity. Would be fabulous to have a thread with the whole month's observing.