Brasilia Time (BRT)
The differences of the several time zones to each other are always specified in relation to the "Universal Time Coordinated" (UTC), the time on the prime meridian (zero longitude). The Brasilia Time is consistent with UTC -3.
Countries with the Brasilia Time, in which a switch to daylight saving time is common, turn the clock forward by 1 hour in summer. Like this they switch to Brasília Summer Time (BRST)
and reach UTC -2.
The Brasilia Time applies only to some parts of Brazil
Countries in Brasilia Time
The BRT applies to the following countries:
Further Countries in the same timezone of UTC -3
Although the timezone is named "Brasilia Time", it has mostly politcal reasons. It simply means that eg beginning and ending of daylight saving time always uniformly apply here. There are some other countries, in which the clock strikes just the same hour. These countries have the same temporal distance to UTC (Universal Time Coordinated):
All information without guarantee.