bjolester
Well-known
kuuan
loves old lenses
amazing! does aurora borealis look that stunning for the naked eye?
tsiklonaut
Well-known
bjolester
Well-known
amazing! does aurora borealis look that stunning for the naked eye?
Yes, when the aurora is powerful, this is what it looks like with the naked eye.
The energy of the aurora is measured in something called the "Kp index", where the most powerful aurora occurances can score maximum Kp 9. Last night the maximum Kp index was around 6.
thart2009
Tom Hart
Out to Lunch
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craygc
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DaveTaylor
Established
thart2009
Tom Hart
CTAPbIU_XPEH_RUSSIA
Established
cpc
Established
Ron (Netherlands)
Well-known
thart2009
Tom Hart
kuuan
loves old lenses
Yes, when the aurora is powerful, this is what it looks like with the naked eye.
The energy of the aurora is measured in something called the "Kp index", where the most powerful aurora occurances can score maximum Kp 9. Last night the maximum Kp index was around 6.
bjolester thank you for the interesting information!
Pen-F Zuiko 2.8/25, NEX5n

Untitled by Andreas, on Flickr
Wulfthari
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thart2009
Tom Hart
Taipei-metro
Veteran
ruby.monkey
Veteran
Godfrey
somewhat colored
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