Syntax

ATAN2(x, y)

Arguments

The printed syntax lists 2 argument(s), in order:

  • x
  • y

“optional” marks an argument Google prints in square brackets; “repeatable” marks one Google prints with “…”.

Description from Google Docs Editors Help

“Returns the angle between the x-axis and a line segment from the origin (0,0) to specified coordinate pair (`x`,`y`), in radians.”

Google’s help article for ATAN2 →

Source: Google Docs Editors Help, “Google Sheets function list” (support.google.com/docs/table/25273), record record 191 of 516, data fetched 28 September 2026. Data month: September 2026.