If you observe light emitted from a distance object when the cosmic background temperature was Tz=54K, what is the redshift z of that light? At that redshift, what was the diameter Dz of the universe at that time compared to the diameter of today's universe D0?
If you observe light emitted from a distance object when the cosmic background temperature was Tz=54K, what is the redshift z of that light? At that redshift, what was the diameter Dz of the universe at that time compared to the diameter of today's universe D0?
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If you observe light emitted from a distance object when the cosmic background temperature was Tz=54K, what is the redshift z of that light?
At that redshift, what was the diameter Dz of the universe at that time compared to the diameter of today's universe D0?
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