The Sun in Hydrogen Alpha, 07/09/18

[DrRobin]

Another nice prom in roughly the same place as a couple of days ago this morning.

Prominences on the Sun, Hydrogen Alpha, from Crete, 07/09/18 by Robin DrRobin, on Flickr

I thought I might have a go at some surface detail, down in the same area.

The Sun in Hydrogen Alpha, from Crete, 07/09/18 by Robin DrRobin, on Flickr

Not much else today and CaK looks very plain.

 

[michael.h.f.wilkinson]

Nice detail shots from a very quiet sun. Sky full of grey fluff here, unfortunately

[Pete Presland]

Superb proms!