> Am 01.09.2013 13:35, schrieb Thomas de Groot:
>
>>> I think the lightning has a place - but farther in the distance.
>>> Maybe with a
>>> bit more yellow coloration?
>>
>> Maybe. In any case it is already yellow but could be more. Tests needed.
>
> Don't.
>
> Lightning bolts are exactly /how/ hot? Some 20-30 kK, right? Color
> temperature (i.e. the visible portion of the corresponding blackbody
> radiation) doesn't get any more blue than that. And with the air being
> turned into a plasma, emission from electron energy state changes within
> individual atoms plays only a minor role compared to the thermal
> emissions from free electrons and ions.
>

Add to that that nitrogen, the most abundent gaz, tend to produce blue 
and UVs when exited. Next is oxygen whitch tend to glow red.

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