Hellings and Downs curve

English

Alternative forms

• Hellings-Downs curve

Etymology

Named after R.W. Hellings and G.S. Downs, who first calculated it.

Noun

Hellings and Downs curve (plural Hellings and Downs curves)

1. (astronomy) A graph of the expected correlation of timing effects on pulsars due to cosmological gravitational waves, as a function of angle of separation of the pulsars.