Z-r relation

From Glossary of Meteorology
Revision as of 15:30, 20 February 2012 by imported>Perlwikibot (Created page with " {{TermHeader}} {{TermSearch}} <div class="termentry"> <div class="term"> == ''Z''–''R'' relation == </div> <div class="definition"><div class="short_definition">...")
(diff) ← Older revision | Latest revision (diff) | Newer revision → (diff)



ZR relation

A relationship between radar reflectivity factor Z (mm6 m-3) and rain rate R (mm h-1).

Empirical relationships of the form
Z = aRb
are often used, with a ≈ 200 to 600 and b ≈ 1.5 to 2.0.
See radar reflectivity, Marshall–Palmer relation.