Sun Halo

Out for a walk with pooch this morning and saw this fabulous sun halo. I've no idea what the correct method for trying to take a photo of the sun with your eyes 99.8% shut is - so this was the best one I managed to grab as the trees meant I could look at what I was doing.
Out from the trees it was a complete 360 - but I just couldn't fully capture that - though I tried here