September 13, 2019 on 9:13 am | In Sun | Comments Off

This morning a clear sky with a spotless Sun.  A number of small prominences could be observed in the NE, NW and SE limbs.  Also a few small filaments in the SW SE and NW quadrants.  Overall, a quiet solar day. Today as usual, three full disk images in the three wavelengths.

2019-09-13-1316_7-TR-540nm.jpg 2019-09-13-1324_1-TR-Ha.jpg 2019-09-13-1319_9-TR-CaK.jpg

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