What is the time difference between BRT and AST?

AST is 1h 0m behind BRT. BRT is UTC-3 and AST is UTC-4.

Does BRT change for daylight saving time?

BRT is a fixed offset of UTC-3 and does not itself change for daylight saving time.

AST is 1h 0m behind BRT. When it's 12:00 PM BRT, it's 11:00 AM AST.

From

BRT · UTC-3

1:09:48AM

Brasília Time

AST · UTC-4

12:09:48AM

Atlantic Standard Time

9:00 AM BRT=8:00 AM AST

12:00 PM BRT=11:00 AM AST

5:00 PM BRT=4:00 PM AST

Shaded rows are within standard working hours (8am–6pm) on both sides.

What is the time difference between BRT and AST?: AST is 1h 0m behind BRT. BRT is UTC-3 and AST is UTC-4.
What is 12:00 PM BRT in AST?: 12:00 PM BRT is 11:00 AM AST.
Does BRT change for daylight saving time?: BRT is a fixed offset of UTC-3 and does not itself change for daylight saving time.