Permanent historical factsheet

Cosmic Microwave Background

Canada · Science / Astronomy. Chronological records rendered directly from the World History Database.

1Records
1941Date range
1Named people
1Places

Chronological records

1941

Andrew McKellar1941

Dominion Astrophysical Observatory · Science / Astronomy

McKellar estimates a low interstellar temperature from cyanogen absorption, later recognised as related to the microwave background

Names involved

Andrew McKellar

Provenance

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