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Mpc/h. In DICTIOUS you will not only get to know all the dictionary meanings for the word
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Translingual
Symbol
Mpc/h
- (astronomy) An indeterminate unit of distance between 4/3 Mpc and 2 Mpc. The h is a parameter in the closed interval and reflects an uncertainty in the Hubble constant. For example, in a universe where the Hubble constant is , h is 0.7. Similarly, a Hubble constant of would lead to a value for h of 0.5.