If you have a timestamp you can check with GOES X-ray to see if there was a flare at that time. My guess would be that it is a penumbral bright point though.
http://brierleyhillsolar.blogspot.co.uk/ Solar images, a collection of all the most up to date live solar data on the web, imaging & processing tutorials - please take a look!
H-alpha, WL and Ca II K imaging kit for various image scales.
Fluxgate Magnetometers (1s and 150s Cadence).
Radio meteor detector.
More images at http://www.flickr.com/photos/solarcarbon60/
Great images for sure. And congratulations on your observation, whatever it turns out to be. Fact is you were able to note something in your images and that is a skill in itself. BravO!
