Comments by "Dr Gamma D" (@DrDeuteron) on "How did they actually take this picture? (Very Long Baseline Interferometry)" video.

  1. you are correct. The 1st time I saw Andromeda in a basic 6" scope from a dark dessert, I was shocked how big it was. But it's 2.5M ly away, and 220k wide, so it works out.
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  2. Nice explanation of how a parabolic dish works.
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  3.  @maxhyllested5308  I gave you 2 sides of a right triangle, there's nothing left to not believe.
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  4.  @maxhyllested5308  2*arctan(0.11/2.5)=?
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