Dan P wrote:
>>
>> Earth is neither 21% brighter nor 21% more bright than moon assuming 
>> the given albedo values.  If you want to give percentual values you 
>> have to do it correctly, otherwise simply say the albedo of earth is 
>> 0.21 higher than that of earth (which of course isn't a very useful 
>> information).
> 
> 
> The values are between 0 and 1. If they were between 0 and two, the 
> percentage would be half of what I said and so forth.

That's nonsense - in fact the albedo isn't even limited to [0..1] by 
definition.  Anyway i am not really interested in convincing you from 
using correct formulations if you don't want to, my arguments were clear 
and easy to understand IMO, the rest is up to you.

Christoph

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