Tuesday, June 18, 2013

Solar Mosaic and a Small Gallery for June 18, 2013

After days of cloud, we finally got some imaging weather again.  Today's mosaic shows increasing activity on the solar disk.

The lighter, active area below and to the left of center is a complex of spots: 1770, 1772, 1774 and 1775. The prominence at the 3 o'clock position may be associated with AR1768, which is exiting the solar disk.

Here is a close-up of that active area:

And finally, here are 2 pix of the prominences at the 3 o'clock and 3 o'clock positions: