Capital City:
name: Brasília
geographic coordinates: 15 47 S, 47 55 W
time difference: UTC-3 (2 hours ahead of Washington, DC, during Standard Time)
time zone note: Brazil has four time zones, including one for the Fernando de Noronha Islands
etymology: the name is the Latinized form of the country name, bestowed on the new capital of Brazil in 1960; previous Brazilian capitals were Salvador (1549-1763) and Rio de Janeiro (1763 to 1960)
Definition:
This entry gives the name of the seat of government, its geographic coordinates, the time difference relative to Coordinated Universal Time (UTC) and the time observed in Washington, DC, and, if applicable, information on daylight saving time (DST). Where appropriate, a special time zone note has been added to highlight those countries that have multiple time zones. Finally, etymology explains how the capital acquired its name.
Source: CIA World Factbook