A Time to ADT Time Converter

Warning! ADT has automatically switched to AST

A stands for Alpha Time Zone (in use)

ADT stands for Atlantic Daylight Time (NOT in use)

AST stands for Atlantic Standard Time (in use)

A = UTC + 01:00

03:40:06

Tuesday, December 17, 2024

AST = UTC - 04:00

22:40:06

Monday, December 16, 2024

A(Alpha Time Zone) and AST(Atlantic Standard Time) Mapping Table
Alpha Time Zone(A)	Atlantic Standard Time(AST)
00:00	19:00-1 day
01:00	20:00-1 day
02:00	21:00-1 day
03:00	22:00-1 day
04:00	23:00-1 day
05:00	00:00
06:00	01:00
07:00	02:00
08:00	03:00
09:00	04:00
10:00	05:00
11:00	06:00
12:00	07:00
13:00	08:00
14:00	09:00
15:00	10:00
16:00	11:00
17:00	12:00
18:00	13:00
19:00	14:00
20:00	15:00
21:00	16:00
22:00	17:00
23:00	18:00

A(Alpha Time Zone)

Alpha Time Zone(A) is 01:00 hours ahead of Coordinated Universal(UTC) Time.

Typical City of A (Alpha Time Zone)

Algeria - Algiers (All Year)

AST(Atlantic Standard Time)

Atlantic Standard Time(AST) is 04:00 hours behind Coordinated Universal(UTC) Time.This timezone is used during standard time in: North America

Typical City of AST (Atlantic Standard Time)

Canada - Halifax (Winter)
Canada - Blanc-Sablon (All Year)
Bermuda - Hamilton (Winter)
Dominican Republic - Santo Domingo (All Year)
Sint Maarten - Philipsburg (All Year)