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Jul 3, 2023 at 16:21 comment added Luboš Motl Oops, my exponent should have been 19 and not 17, right? I went in the other direction from 18 because I was already thinking about the negative exponents...
Jul 2, 2023 at 15:53 comment added blademan9999 (3*10^9)^2=9*10^18, you made a mistake there.
Apr 22, 2016 at 19:28 comment added Luboš Motl There are so many factors over there that I am not surprised by a factor of 50. Probably the comparison of the Sun with the average star is the greatest source of an error. Well,if you're really interested, you may want to check every individual step, there are too many of them and I don't think that too many people would be interested in the refinements of the argument.
Apr 22, 2016 at 10:26 comment added Ilja your answer is by factor of 50 away from the value of SpiderPig (which I think can not be wrong, since measured). What do you think could be the reason? I have some idea, but 50x... is quite a lot :)
Dec 14, 2012 at 18:43 vote accept Derfder
Dec 14, 2012 at 14:29 history edited Luboš Motl CC BY-SA 3.0
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Dec 14, 2012 at 14:24 history edited Luboš Motl CC BY-SA 3.0
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Dec 14, 2012 at 14:16 history answered Luboš Motl CC BY-SA 3.0