Proton Arc (and Aurora)
Taken by Paul Zizka on August 17, 2015 @ Banff, Alberta
Click photo for larger image
  Camera Used: Canon Canon EOS 5D Mark III
Exposure Time: 50/1
Aperture: f/2.8
ISO: 2500
Date Taken: 2015:08:17 01:38:38
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Here is what I think is a proton arc from last night. The aurora activity was overall pretty subdued, but that feature was incredible. The whitish pillar remained nearly stationary for over 30 minutes.

Self-portrait, Lake Minnewanka, Banff National Park, Alberta, Canada.

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Extraordinary pic. Congrats!
Posted by eirexas 2015-08-17 13:37:51
Wow I just discovered what a proton arc is :-) I have a feeling that I saw at least one then, Ive got to look in my photos archives. Well done and thanks for the lesson! :)
Posted by rayannelzein 2015-08-17 14:50:08
That is an amazing image. I vote for this one to be shared on NASAs home page!
Posted by Frank Jr. 2015-08-18 19:25:23
Its not showing off when youre really that good! Well Done - and Thanks!
Posted by chris921 2015-08-20 18:45:15
145 thumbs up
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