what is the name of the time zone for london
Europe/London
title: Time in the United Kingdom text: for the United Kingdom in the file zone.tab, named Europe/London. This refers to the area having the ISO 3166-1 alpha-2 country code "GB". The zone names Europe/Guernsey, Europe/Isle_of_Man and Europe/Jersey exist because they have their own ISO 3166-1 alpha-2 but the zone.tab entries are links to Europe/London. There are several entries for UK possessions around the world. Data directly from zone.tab of the IANA time zone database. Columns marked with * are the columns from zone.tab itself. Time in the United Kingdom The United Kingdom uses Greenwich Mean Time or Western European Time (UTC) and British Summer Time or Western title: Time in Europe text: and Herzegovina, Serbia, Kosovo, Macedonia, Montenegro, San Marino, Vatican City, Andorra, Monaco and Liechtenstein also observe Central European Time. Moldova, Transnistria, Kaliningrad Oblast (Kaliningrad Time), Ukraine (apart from Crimea) and Northern Cyprus observe the Eastern European Time. Belarus, Russia (western part, including Crimea) and Turkey use Further-eastern European Time. Georgia, Armenia, Azerbaijan, South Ossetia, Abkhazia, Nagorno-Karabakh use time. Kazakhstan use . London and others: Time in Europe Europe spans seven primary time zones (from to ), excluding summer time offsets (four of them can be seen on the map to the right, with one further-western zone containing the Azores, and title: British Summer Time text: British Summer Time During British Summer Time (BST), civil time in the United Kingdom is advanced one hour forward of Greenwich Mean Time (GMT) (in effect, changing the time zone from UTC+0 to UTC+1), so that evenings have more daylight and mornings have less. BST begins at 01:00 GMT on the last Sunday of March and ends at 01:00 GMT (02:00 BST) on the last Sunday of October. Since 22 October 1995, the starting and finishing times of daylight saving time across the European Union have been aligned – for instance Central European Summer Time begins and ends on the title: Time zone text: at sea, providing a standard reference time while each city in England kept a different local time. Local solar time became increasingly inconvenient as rail transport and telecommunications improved, because clocks differed between places by amounts corresponding to the differences in their geographical longitudes, which varied by four minutes of time for every degree of longitude. For example, Bristol is about 2.5 degrees west of Greenwich (East London), so when it is solar noon in Bristol, it is about 10 minutes past solar noon in London. The use of time zones accumulates these differences into longer units, usually hours, so title: Western European Time text: Western European Time Western European Time (WET, ) is a time zone covering parts of western and northwestern Europe. The following countries and regions use WET in winter months: All the above countries except Iceland implement daylight saving time in summer (from the last Sunday in March to the last Sunday in October each year), switching to Western European Summer Time (WEST, ), which is one hour ahead of WET. WEST is called British Summer Time in the UK and is officially known as Irish Standard Time in Ireland. The nominal span of the time zone is 7.5°E to 7.5°W