(meteorobs) meteors in photos - start green then end red - color question
l.stachowicz at btinternet.com
Wed Dec 9 13:19:40 EST 2009
Green is due to atmospheric oxygen emitting light, and red due to
nitrogen since there is more of it at low altitude than oxygen. Only
faster meteors have the necessary energy to excite the air in this way
though. Ed Majden posted a link to a paper about it a few weeks back I
Thomas Ashcraft wrote:
> Often meteors in photographs start green and then end up being reddish
> or pink in color at termination. I cite for example: Pierre Martin's
> beautiful Leonid photos:
> Is this true meteor coloration or is this a camera bias or artifact?
> Thanks in advance for replies.
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