Sunday, April 01, 2007

20070401 Solar Observation

Cloud also came and went, in the best case, we still have some cloud, exposure time was ~1/180s which indicates poor transparency, something like 1-2/10. Seeing was bad, too.

1532 (H-alpha)



1540 (H-alpha)



1546 (CaK)



1548 (CaK)



1550 (CaK)



1552 (Infrared)

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