+0  
 
0
811
3
avatar+30 
How many times dimmer is a star with magnitude +2 compared with the planet Mars with a magnitude of
−1?
 Nov 13, 2013
 #1
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0
U stink
 Nov 13, 2013
 #2
avatar+118654 
0
http://www.stargazing.net/david/constel/magnitude.html

I think the web page says 1/15

But I will admit to knowing nothing about this stuff.
 Nov 13, 2013
 #3
avatar+30 
0
Melody:

http://www.stargazing.net/david/constel/magnitude.html

I think the web page says 1/15

But I will admit to knowing nothing about this stuff.



Thanks Melody its ok I can take care of it you have done a lot for me already.
 Nov 18, 2013

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