Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Deviation from the average number of directed mentions (a) and shared hashtags (b) between the European and Asian longitude ranges during an average day in units of standard deviations (Z-score). Grey shadowed regions represent the synchronized times.
