Epoch Converter
Time zone list / Epoch to time zone converter
There is only one Unix time and it is created by using the UTC/GMT time zone. This means you might have convert time zones to calculate timestamps. Most programming languages have libraries to help you converting time zones, calculating by hand might not be a good idea because of the variety of time zones en daylight saving times. But here's a list of time zones and offset in seconds.
Convert epoch to other time zone
Conversion results (1610598491)
1610598491 converts to Wednesday January 13, 2021 22:28:11 (pm) in time zone America/Chicago (CST)The offset (difference to Greenwich Time/GMT) is -06:00 or in seconds -21600.
Other time zones
The 'Converted timestamp' column shows the time for Unix timestamp 1610598491 (Jan 14 2021 04:28:11 UTC/GMT).
| Region (time zone) | Converted timestamp 1610598491 |
Relative to UTC/ |
Date in DST |
Offset In seconds |
|---|---|---|---|---|
| Africa | ||||
| Africa/Abidjan (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Accra (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Addis Ababa (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Algiers (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Asmara (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Bamako (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Bangui (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Banjul (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Bissau (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Blantyre (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Brazzaville (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Bujumbura (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Cairo (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Casablanca (+01) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Ceuta (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Conakry (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Dakar (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Dar es Salaam (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Djibouti (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Douala (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/El Aaiun (+01) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Freetown (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Gaborone (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Harare (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Johannesburg (SAST) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Juba (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Kampala (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Khartoum (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Kigali (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Kinshasa (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Lagos (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Libreville (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Lome (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Luanda (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Lubumbashi (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Lusaka (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Malabo (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Maputo (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Maseru (SAST) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Mbabane (SAST) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Mogadishu (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Monrovia (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Nairobi (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Africa/Ndjamena (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Niamey (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Nouakchott (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Ouagadougou (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Porto-Novo (WAT) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Sao Tome (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Africa/Tripoli (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Africa/Tunis (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Africa/Windhoek (CAT) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| America | ||||
| America/Adak (HST) | Jan 13 2021 18:28:11 | GMT -10:00 | -36000 | |
| America/Anchorage (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/Anguilla (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Antigua (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Araguaina (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Buenos Aires (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Catamarca (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Cordoba (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Jujuy (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/La Rioja (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Mendoza (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Rio Gallegos (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Salta (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/San Juan (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/San Luis (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Tucuman (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Argentina/Ushuaia (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Aruba (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Asuncion (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | DST | -10800 |
| America/Atikokan (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Bahia (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Bahia Banderas (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Barbados (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Belem (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Belize (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Blanc-Sablon (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Boa Vista (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Bogota (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Boise (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Cambridge Bay (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Campo Grande (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Cancun (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Caracas (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Cayenne (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Cayman (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Chicago (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Chihuahua (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Costa Rica (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Creston (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Cuiaba (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Curacao (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Danmarkshavn (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| America/Dawson (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Dawson Creek (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Denver (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Detroit (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Dominica (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Edmonton (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Eirunepe (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/El Salvador (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Fort Nelson (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Fortaleza (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Glace Bay (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Goose Bay (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Grand Turk (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Grenada (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Guadeloupe (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Guatemala (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Guayaquil (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Guyana (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Halifax (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Havana (CST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Hermosillo (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Indiana/Indianapolis (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Indiana/Knox (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Indiana/Marengo (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Indiana/Petersburg (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Indiana/Tell City (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Indiana/Vevay (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Indiana/Vincennes (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Indiana/Winamac (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Inuvik (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Iqaluit (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Jamaica (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Juneau (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/Kentucky/Louisville (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Kentucky/Monticello (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Kralendijk (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/La Paz (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Lima (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Los Angeles (PST) | Jan 13 2021 20:28:11 | GMT -08:00 | -28800 | |
| America/Lower Princes (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Maceio (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Managua (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Manaus (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Marigot (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Martinique (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Matamoros (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Mazatlan (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Menominee (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Merida (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Metlakatla (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/Mexico City (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Miquelon (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Moncton (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Monterrey (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Montevideo (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Montserrat (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Nassau (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/New York (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Nipigon (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Nome (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/Noronha (-02) | Jan 14 2021 02:28:11 | GMT -02:00 | -7200 | |
| America/North Dakota/Beulah (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/North Dakota/Center (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/North Dakota/New Salem (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Nuuk (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Ojinaga (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Panama (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Pangnirtung (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Paramaribo (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Phoenix (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Port-au-Prince (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Port of Spain (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Porto Velho (-04) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Puerto Rico (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Punta Arenas (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Rainy River (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Rankin Inlet (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Recife (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Regina (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Resolute (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Rio Branco (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Santarem (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Santiago (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | DST | -10800 |
| America/Santo Domingo (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Sao Paulo (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| America/Scoresbysund (-01) | Jan 14 2021 03:28:11 | GMT -01:00 | -3600 | |
| America/Sitka (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/St Barthelemy (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/St Johns (NST) | Jan 14 2021 00:58:11 | GMT -03:30 | -12600 | |
| America/St Kitts (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/St Lucia (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/St Thomas (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/St Vincent (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Swift Current (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Tegucigalpa (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Thule (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Thunder Bay (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Tijuana (PST) | Jan 13 2021 20:28:11 | GMT -08:00 | -28800 | |
| America/Toronto (EST) | Jan 13 2021 23:28:11 | GMT -05:00 | -18000 | |
| America/Tortola (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| America/Vancouver (PST) | Jan 13 2021 20:28:11 | GMT -08:00 | -28800 | |
| America/Whitehorse (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| America/Winnipeg (CST) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| America/Yakutat (AKST) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| America/Yellowknife (MST) | Jan 13 2021 21:28:11 | GMT -07:00 | -25200 | |
| Antarctica | ||||
| Antarctica/Casey (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Antarctica/Davis (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Antarctica/DumontDUrville (+10) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Antarctica/Macquarie (AEDT) | Jan 14 2021 15:28:11 | GMT +11:00 | DST | +39600 |
| Antarctica/Mawson (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Antarctica/McMurdo (NZDT) | Jan 14 2021 17:28:11 | GMT +13:00 | DST | +46800 |
| Antarctica/Palmer (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| Antarctica/Rothera (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| Antarctica/Syowa (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Antarctica/Troll (+00) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Antarctica/Vostok (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Arctic | ||||
| Arctic/Longyearbyen (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Asia | ||||
| Asia/Aden (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Almaty (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Amman (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Anadyr (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Asia/Aqtau (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Aqtobe (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Ashgabat (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Atyrau (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Baghdad (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Bahrain (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Baku (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Asia/Bangkok (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Barnaul (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Beirut (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Bishkek (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Brunei (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Chita (+09) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Choibalsan (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Colombo (+0530) | Jan 14 2021 09:58:11 | GMT +05:30 | +19800 | |
| Asia/Damascus (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Dhaka (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Dili (+09) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Dubai (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Asia/Dushanbe (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Famagusta (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Gaza (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Hebron (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Ho Chi Minh (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Hong Kong (HKT) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Hovd (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Irkutsk (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Jakarta (WIB) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Jayapura (WIT) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Jerusalem (IST) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Kabul (+0430) | Jan 14 2021 08:58:11 | GMT +04:30 | +16200 | |
| Asia/Kamchatka (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Asia/Karachi (PKT) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Kathmandu (+0545) | Jan 14 2021 10:13:11 | GMT +05:45 | +20700 | |
| Asia/Khandyga (+09) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Kolkata (IST) | Jan 14 2021 09:58:11 | GMT +05:30 | +19800 | |
| Asia/Krasnoyarsk (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Kuala Lumpur (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Kuching (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Kuwait (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Macau (CST) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Magadan (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Asia/Makassar (WITA) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Manila (PST) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Muscat (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Asia/Nicosia (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Asia/Novokuznetsk (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Novosibirsk (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Omsk (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Oral (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Phnom Penh (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Pontianak (WIB) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Pyongyang (KST) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Qatar (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Qostanay (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Qyzylorda (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Riyadh (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Asia/Sakhalin (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Asia/Samarkand (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Seoul (KST) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Shanghai (CST) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Singapore (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Srednekolymsk (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Asia/Taipei (CST) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Tashkent (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Tbilisi (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Asia/Tehran (+0330) | Jan 14 2021 07:58:11 | GMT +03:30 | +12600 | |
| Asia/Thimphu (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Tokyo (JST) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Tomsk (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Ulaanbaatar (+08) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Asia/Urumqi (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Asia/Ust-Nera (+10) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Asia/Vientiane (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Asia/Vladivostok (+10) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Asia/Yakutsk (+09) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Asia/Yangon (+0630) | Jan 14 2021 10:58:11 | GMT +06:30 | +23400 | |
| Asia/Yekaterinburg (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Asia/Yerevan (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Atlantic | ||||
| Atlantic/Azores (-01) | Jan 14 2021 03:28:11 | GMT -01:00 | -3600 | |
| Atlantic/Bermuda (AST) | Jan 14 2021 00:28:11 | GMT -04:00 | -14400 | |
| Atlantic/Canary (WET) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Atlantic/Cape Verde (-01) | Jan 14 2021 03:28:11 | GMT -01:00 | -3600 | |
| Atlantic/Faroe (WET) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Atlantic/Madeira (WET) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Atlantic/Reykjavik (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Atlantic/South Georgia (-02) | Jan 14 2021 02:28:11 | GMT -02:00 | -7200 | |
| Atlantic/St Helena (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Atlantic/Stanley (-03) | Jan 14 2021 01:28:11 | GMT -03:00 | -10800 | |
| Australia | ||||
| Australia/Adelaide (ACDT) | Jan 14 2021 14:58:11 | GMT +10:30 | DST | +37800 |
| Australia/Brisbane (AEST) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Australia/Broken Hill (ACDT) | Jan 14 2021 14:58:11 | GMT +10:30 | DST | +37800 |
| Australia/Darwin (ACST) | Jan 14 2021 13:58:11 | GMT +09:30 | +34200 | |
| Australia/Eucla (+0845) | Jan 14 2021 13:13:11 | GMT +08:45 | +31500 | |
| Australia/Hobart (AEDT) | Jan 14 2021 15:28:11 | GMT +11:00 | DST | +39600 |
| Australia/Lindeman (AEST) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Australia/Lord Howe (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | DST | +39600 |
| Australia/Melbourne (AEDT) | Jan 14 2021 15:28:11 | GMT +11:00 | DST | +39600 |
| Australia/Perth (AWST) | Jan 14 2021 12:28:11 | GMT +08:00 | +28800 | |
| Australia/Sydney (AEDT) | Jan 14 2021 15:28:11 | GMT +11:00 | DST | +39600 |
| Europe | ||||
| Europe/Amsterdam (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Andorra (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Astrakhan (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Europe/Athens (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Belgrade (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Berlin (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Bratislava (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Brussels (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Bucharest (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Budapest (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Busingen (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Chisinau (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Copenhagen (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Dublin (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | DST | 0 |
| Europe/Gibraltar (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Guernsey (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Europe/Helsinki (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Isle of Man (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Europe/Istanbul (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Jersey (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Europe/Kaliningrad (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Kiev (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Kirov (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Lisbon (WET) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Europe/Ljubljana (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/London (GMT) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
| Europe/Luxembourg (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Madrid (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Malta (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Mariehamn (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Minsk (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Monaco (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Moscow (MSK) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Oslo (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Paris (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Podgorica (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Prague (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Riga (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Rome (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Samara (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Europe/San Marino (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Sarajevo (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Saratov (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Europe/Simferopol (MSK) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Skopje (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Sofia (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Stockholm (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Tallinn (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Tirane (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Ulyanovsk (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Europe/Uzhgorod (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Vaduz (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Vatican (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Vienna (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Vilnius (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Volgograd (+03) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Europe/Warsaw (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Zagreb (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Europe/Zaporozhye (EET) | Jan 14 2021 06:28:11 | GMT +02:00 | +7200 | |
| Europe/Zurich (CET) | Jan 14 2021 05:28:11 | GMT +01:00 | +3600 | |
| Indian | ||||
| Indian/Antananarivo (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Indian/Chagos (+06) | Jan 14 2021 10:28:11 | GMT +06:00 | +21600 | |
| Indian/Christmas (+07) | Jan 14 2021 11:28:11 | GMT +07:00 | +25200 | |
| Indian/Cocos (+0630) | Jan 14 2021 10:58:11 | GMT +06:30 | +23400 | |
| Indian/Comoro (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Indian/Kerguelen (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Indian/Mahe (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Indian/Maldives (+05) | Jan 14 2021 09:28:11 | GMT +05:00 | +18000 | |
| Indian/Mauritius (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Indian/Mayotte (EAT) | Jan 14 2021 07:28:11 | GMT +03:00 | +10800 | |
| Indian/Reunion (+04) | Jan 14 2021 08:28:11 | GMT +04:00 | +14400 | |
| Pacific | ||||
| Pacific/Apia (+14) | Jan 14 2021 18:28:11 | GMT +14:00 | DST | +50400 |
| Pacific/Auckland (NZDT) | Jan 14 2021 17:28:11 | GMT +13:00 | DST | +46800 |
| Pacific/Bougainville (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Chatham (+1345) | Jan 14 2021 18:13:11 | GMT +13:45 | DST | +49500 |
| Pacific/Chuuk (+10) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Pacific/Easter (-05) | Jan 13 2021 23:28:11 | GMT -05:00 | DST | -18000 |
| Pacific/Efate (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Enderbury (+13) | Jan 14 2021 17:28:11 | GMT +13:00 | +46800 | |
| Pacific/Fakaofo (+13) | Jan 14 2021 17:28:11 | GMT +13:00 | +46800 | |
| Pacific/Fiji (+13) | Jan 14 2021 17:28:11 | GMT +13:00 | DST | +46800 |
| Pacific/Funafuti (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Galapagos (-06) | Jan 13 2021 22:28:11 | GMT -06:00 | -21600 | |
| Pacific/Gambier (-09) | Jan 13 2021 19:28:11 | GMT -09:00 | -32400 | |
| Pacific/Guadalcanal (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Guam (ChST) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Pacific/Honolulu (HST) | Jan 13 2021 18:28:11 | GMT -10:00 | -36000 | |
| Pacific/Kiritimati (+14) | Jan 14 2021 18:28:11 | GMT +14:00 | +50400 | |
| Pacific/Kosrae (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Kwajalein (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Majuro (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Marquesas (-0930) | Jan 13 2021 18:58:11 | GMT -09:30 | -34200 | |
| Pacific/Midway (SST) | Jan 13 2021 17:28:11 | GMT -11:00 | -39600 | |
| Pacific/Nauru (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Niue (-11) | Jan 13 2021 17:28:11 | GMT -11:00 | -39600 | |
| Pacific/Norfolk (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | DST | +43200 |
| Pacific/Noumea (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Pago Pago (SST) | Jan 13 2021 17:28:11 | GMT -11:00 | -39600 | |
| Pacific/Palau (+09) | Jan 14 2021 13:28:11 | GMT +09:00 | +32400 | |
| Pacific/Pitcairn (-08) | Jan 13 2021 20:28:11 | GMT -08:00 | -28800 | |
| Pacific/Pohnpei (+11) | Jan 14 2021 15:28:11 | GMT +11:00 | +39600 | |
| Pacific/Port Moresby (+10) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Pacific/Rarotonga (-10) | Jan 13 2021 18:28:11 | GMT -10:00 | -36000 | |
| Pacific/Saipan (ChST) | Jan 14 2021 14:28:11 | GMT +10:00 | +36000 | |
| Pacific/Tahiti (-10) | Jan 13 2021 18:28:11 | GMT -10:00 | -36000 | |
| Pacific/Tarawa (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Tongatapu (+13) | Jan 14 2021 17:28:11 | GMT +13:00 | +46800 | |
| Pacific/Wake (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| Pacific/Wallis (+12) | Jan 14 2021 16:28:11 | GMT +12:00 | +43200 | |
| UTC (GMT) | ||||
| UTC (UTC) | Jan 14 2021 04:28:11 | GMT +00:00 | 0 | |
Be careful: This script cannot handle dates far in the future/past! Current timezones/daylight saving rules are used for all dates.
Daylight Saving Times (DST)
To convert from normal/standard time to daylight saving time add 1 hour ( or +3600 seconds ).
For example: Eastern Standard Time = GMT-5, add 1 hour: Eastern Daylight Time = GMT-4