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October 23,
2012
Late am images of sunspot groups AR1596 and AR1598 using Point Grey Grasshopper
Express 6MP camera on AP155EDF refractor, TeleVue 2X Powermate, effective focal length
2536 mm, Coronado SolarMaxII 90mm, single stacked, BF30.
Firecapture, Autostakkert!2,  Registax 6, Photoshop CS6.