/
649.txt
4850 lines (3796 loc) · 250 KB
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649.txt
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[506] [[パキスタン]]では [TZ[+05:00]] が、
[[印度]]と[[スリランカ]]では [TZ[+05:30]] が、
[[ネパール]]では [TZ[+05:45]] が、
[[ブータン]]と[[バングラデシュ]]では [TZ[+06:00]]
が[[標準時]]として用いられています。
[507] [[印度]]の[[アッサム]]では、非公式に [TZ[+06:30]] も用いられています。
* 各国標準時
[508] 各地域および各時代の詳細は、次の各項を参照。
[FIG(table)[
:now: 現在の国家
:tz: 現在の標準時
:old: 過去の国家・呼称
:link: 詳細記事
:now: [[パキスタン]]
:tz: [TZ[+05:00]]
:old: [[英印]]の西部、[[西パキスタン]]
:link: >>509
:now: [[印度]]
:tz: [TZ[+05:30]]
:old: [[英印]]の中央部分、[[仏領印度]]、[[ポルトガル領印度]]、[[シッキム王国]]の大部分、
[[チベット]]南部、[[自由インド仮政府]]
:link: >>509
:now: [[ネパール]]
:tz: [TZ[+05:45]]
:link: >>56
:old: [[チベット]]南部
:now: [[ブータン]]
:tz: [TZ[+06:00]]
:link: >>84
:old: [[チベット]]南部
:now: [[バングラデシュ]]
:tz: [TZ[+06:00]]
:old: [[英印]]の東部、[[東パキスタン]]
:link: >>509
:now: [[スリランカ]]
:tz: [TZ[+05:30]]
:old: [[英領セイロン]]、[[LTTE]]
:link: >>509
:now: [[モルディブ]]
:tz: [TZ[+05:00]], [TZ[+06:00]], [TZ[+07:00]]
:link: [[モルディブの標準時]]
:old: [[英領モルディブ]]
:now: [[英領チャゴス諸島]]
:tz: [TZ[+06:00]]
:link: [[インド洋諸島の標準時]]
:now: [[中華人民共和国領チベット]]
:tz: [TZ[+08:00]]
:link: >>648
:old: [[シッキム王国]]旧北部領土、[[英印]]北部
:now: [[ミャンマー]]
:tz: [TZ[+06:30]]
:old: [[英領ビルマ]]、[[ビルマ]]、[[タイ]]西部
:link: [[ミャンマーの標準時]]
:now: [[シンガポール]]、[[マレーシア]]
:tz: [TZ[+08:00]]
:old: [[英領海峡殖民地]]、[[英領マラヤ]]、[[タイ]]南部
:link: [[マレーシアの標準時]]
:now: [[越南]]、[[カンボジア]]、[[ラオス]]
:tz: [TZ[+07:00]]
:old: [[仏領インドシナ]]、[[タイ]]東部
:link: [[インドシナの標準時]]
:now: [[インドネシア]]
:tz: [TZ[+07:00]], [TZ[+08:00]], [TZ[+09:00]]
:old: [[蘭領東インド]]
:link: [[インドネシアの標準時]]
:now: [[アフガニスタン]]
:link: [[中東の時間帯]]
:now: [[イラン]]
:link: [[中東の時間帯]]
:now: [[イエメン]]
:old: [[英領アデン]]
:link: [[中東の時間帯]]
]FIG]
* 変遷の概略
[FIG(table)[ [253] [[南アジアの標準時]]の変遷の概略
:t: 時期
:Karachi: [[カラチ]]
:Bombay: [[ボンベイ]]
:Goa: [[ゴア]]
:Madras: [[マドラス]]
:railways: [[鉄道]]
:Pondicherry: [[ポンディシェリ]]
:Colombo: [[コロンボ]]
:Kilinochchi: [[キリノッチ]]
:Nepal: [[ネパール]]
:Sikkim: [[シッキム]]
:Bhutan: [[ブータン]]
:Bhutan N: [[ブータン]]の北部
:Calcutta: [[カルカッタ]]
:Dhaka: [[ダッカ]]
:Assam: [[アッサム]]
:Port Blair: [[Port Blair]]
:ns: [[北センチネル島]]
:Nicobar: [[ニコバル諸島]]
:t: [TIME[1802][year:1802]]
:Madras: [TZ[+05:21:14]]
:t: [TIME[1835][year:1835]]
:Madras: [TZ[+05:20:57.2]]
:Bombay: [TZ[+04:51:15.7]]
:t: [TIME[1862][year:1862]]
:Madras: [TZ[+05:20:57.2]]
:Bombay: [TZ[+04:51:15.7]]
:Calcutta: [TZ[+05:53:20.8]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1870-04]]
:Madras: [TZ[+05:20:57.2]]
:railways: [TZ[+05:20:57.2]]
:Bombay: [TZ[+04:51:15.7]]
:Calcutta: [TZ[+05:53:20.8]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1880][year:1880]]
:Madras: [TZ[+05:20:57.2]]
:railways: [TZ[+05:20:57.2]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:19:32]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]]
:Karachi: [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1881-12-01]]
:Madras: [TZ[+05:20:57.2]]
:railways: [TZ[+05:20:57.2]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:19:32]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+05:20:57.2]], [TZ[+04:51:15.7]]
:Karachi: [TZ[+05:20:57.2]], [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1883-06-01]]
:Madras: [TZ[+05:20:57.2]]
:railways: [TZ[+05:20:57.2]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:19:32]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]]
:Karachi: [TZ[+05:20:57.2]], [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1884-08]]
:Madras: [TZ[+05:20:57.2]]
:railways: [TZ[+05:20:57.2]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:19:32]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]]
:Karachi: [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1898-05-01]]
:Madras: [TZ[+05:20:59.4]]
:railways: [TZ[+05:20:59.4]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:20:59.4]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]]
:Karachi: [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:Goa: [TZ[+04:55:28.12]]
:Pondicherry: [TZ[+05:21:05.6]]
:t: [TIME[1900-06-12]]
:Madras: [TZ[+05:20:59.4]]
:railways: [TZ[+05:20:59.4]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:20:59.4]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:00]]
:Karachi: [TZ[+04:28:12]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:Goa: [TZ[+04:55:28.12]]
:Pondicherry: [TZ[+05:21:05.6]]
:t: [TIME[1905-07-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:30]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:00]]
:Karachi: [TZ[+05:30]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:Goa: [TZ[+04:55:28.12]]
:t: [TIME[1906-01-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:30]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Karachi: [TZ[+05:30]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:Goa: [TZ[+04:55:28.12]]
:t: [TIME[1912-01-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:30]]
:Port Blair: [TZ[+06:10]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Karachi: [TZ[+05:30]]
:Goa: [TZ[+05:00]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:t: [TIME[1931][year:1931]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:53:20.8]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Port Blair: [TZ[+06:30]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Karachi: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Nicobar: [TZ[+06:30]]
:Dhaka: [TZ[+05:53:20.8]]
:Assam: [TZ[+05:53:20.8]]
:Pondicherry: [TZ[+05:30]]
:t: [TIME[1941-10-01]]
:Calcutta: [TZ[+06:30]]
:Dhaka: [TZ[+06:30]]
:Port Blair: [TZ[+06:30]]
:Nicobar: [TZ[+06:30]]
:Assam: [TZ[+06:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:t: [TIME[1942-01-05]]
:Calcutta: [TZ[+06:30]]
:Dhaka: [TZ[+06:30]]
:Port Blair: [TZ[+06:30]]
:Nicobar: [TZ[+06:30]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+06:00]]
:Assam: [TZ[+06:30]]
:t: [TIME[1942-05-15]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Karachi: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+06:00]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Dhaka: [TZ[+05:30]]
:Assam: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:t: [TIME[1942-09-01]]
:Madras: [TZ[+06:30]]
:railways: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Dhaka: [TZ[+06:30]]
:Karachi: [TZ[+06:30]]
:Colombo: [TZ[+06:30]]
:Kilinochchi: [TZ[+06:30]]
:Assam: [TZ[+06:30]]
:t: [TIME[1945-10-15]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]], [TZ[+06:30]]
:Dhaka: [TZ[+05:30]], [TZ[+06:30]]
:Karachi: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Pondicherry: [TZ[+05:30]]
:t: [TIME[1948][year:1948]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Dhaka: [TZ[+05:30]], [TZ[+06:30]]
:Karachi: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Goa: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:t: [TIME[1951-10-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Goa: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:t: [TIME[1954-11-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+04:51:15.7]], [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Goa: [TZ[+05:30]]
:t: [TIME[1955][year:1955]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:41:16]]
:Goa: [TZ[+05:30]]
:t: [TIME[1961][year:1961]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Goa: [TZ[+05:30]]
;;
[PRE[
:t: [TIME[1962][year:1962]]
:Madras: [TZ[+06:30]]
:railways: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Goa: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Bombay: [TZ[+06:30]]
:Port Blair: [TZ[+06:30]]
:Nicobar: [TZ[+06:30]]
:Pondicherry: [TZ[+06:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Nepal: [TZ[+05:45]]
:Assam: [TZ[+06:30]]
:t: [TIME[1963][year:1963]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:t: [TIME[1965][year:1965]]
:Madras: [TZ[+06:30]]
:railways: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Goa: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Bombay: [TZ[+06:30]]
:Port Blair: [TZ[+06:30]]
:Nicobar: [TZ[+06:30]]
:Pondicherry: [TZ[+06:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Nepal: [TZ[+05:45]]
:Assam: [TZ[+06:30]]
:t: [TIME[1966][year:1966]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:t: [TIME[1971][year:1971]]
:Madras: [TZ[+06:30]]
:railways: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Goa: [TZ[+06:30]]
:Calcutta: [TZ[+06:30]]
:Bombay: [TZ[+06:30]]
:Port Blair: [TZ[+06:30]]
:Nicobar: [TZ[+06:30]]
:Pondicherry: [TZ[+06:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Nepal: [TZ[+05:45]]
:Assam: [TZ[+06:30]]
:t: [TIME[1972][year:1972]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
]PRE]
:t: [TIME[1975][year:1975]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:t: [TIME[1980][year:1980]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+06:00]]
:t: [TIME[1996-05-25]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+06:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+06:00]]
:t: [TIME[1996-10-26]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+06:00]]
:t: [TIME[2002-04-07]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+06:00]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+06:00]]
:t: [TIME[2002-10-06]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+06:00]]
:t: [TIME[2005-11]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+06:00]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2006-04-15]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2008-06-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+06:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2008-11-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2009-04-15]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+06:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2009-06-20]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+07:00]]
:Karachi: [TZ[+06:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2009-11-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+07:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:t: [TIME[2010-01-01]]
:Madras: [TZ[+05:30]]
:railways: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Goa: [TZ[+05:30]]
:Calcutta: [TZ[+05:30]]
:Bombay: [TZ[+05:30]]
:Port Blair: [TZ[+05:30]]
:Nicobar: [TZ[+05:30]]
:Pondicherry: [TZ[+05:30]]
:Sikkim: [TZ[+05:30]]
:Dhaka: [TZ[+06:00]]
:Karachi: [TZ[+05:00]]
:Colombo: [TZ[+05:30]]
:Kilinochchi: [TZ[+05:30]]
:Assam: [TZ[+05:30]], [TZ[+06:30]]
:Nepal: [TZ[+05:45]]
:Bhutan: [TZ[+06:00]]
:Bhutan N: [TZ[+08:00]]
:ns: [[地方時]]
:t: 現所属国
:Madras: [[印度]]
:Calcutta: [[印度]]
:Port Blair: [[印度]]
:ns: [[北センチネル島]]
:Colombo: [[スリランカ]]
:Bombay: [[印度]]
:Karachi: [[パキスタン]]
:Goa: [[印度]]
:Nicobar: [[印度]]
:Dhaka: [[バングラデシュ]]
:Pondicherry: [[印度]]
:Sikkim: [[印度]]
:Kilinochchi: [[スリランカ]]
:Assam: [[印度]]
:Nepal: [[ネパール]]
:Bhutan: [[ブータン]]
:Bhutan N: [[中華人民共和国領チベット]]
:t: [[tzdata]]
:Madras: ([CODE[Chennai][Asia/Chennai]])
:Calcutta: [CODE[Kolkata][Asia/Kolkata]]
:Karachi: [CODE[Karachi][Asia/Karachi]]
:Dhaka: [CODE[Dhaka][Asia/Dhaka]]
:Colombo: [CODE[Colombo][Asia/Colombo]]
:Nepal: [CODE[Kathmandu][Asia/Kathmandu]]
:Bhutan: [CODE[Thimphu][Asia/Thimphu]]
]FIG]
[659] [SEE[ [[中国領チベット]]本土については[[中国大陸の標準時]] ]]
* 印度、パキスタン、バングラデシュ、スリランカ
[509] 現在[[パキスタン]]では [TZ[+05:00]] が、
[[印度]]と[[スリランカ]]では [TZ[+05:30]] が、
[[バングラデシュ]]では [TZ[+06:00]]
が[[標準時]]として用いられています。
** マドラス時間
[459] [RUBYB[[[マドラス]]]@en[Madras]] (現[[チェンナイ]]) は、
[[印度]]の南部東岸、[[英印]]領土の東西中央近い位置にある大都市です。
19世紀後半、[DFN[[RUBYB[マドラス時間]@en[Madras time]]]]は[[英印]]全体の事実上の[[標準時]]として用いられました。
[564] [[マドラス時間]]は次のように説明されています。
[FIG(list)[
- [471] 1800年代の測定で、 [TZ[+05:21:14]] とされました (>>199)。
-- 他にこの値と示すもの [SRC[>>153 (tomorrow's The Hindu の Nitya Menon の記事)]]
-- これを誤って [TZ[+05:21:09.4]] とするものがあります (>>368)。
- [472] 1830年代の測定で、 [TZ[+05:20:57.2]] とされました (>>370)。
- [154] [TIME[1876年][year:1876]]時点で [[Madras civil time]] は [TZ[+05:20:57.3]]
とされました [SRC[>>153 (The 1876 Report of the Secretary of the [US] Navy, p 305)]]。
- [470] [TZ[+05:20:59.4]]
-- 1899年時点でマドラス観象台長官が採用していた値です [SRC[>>576]]。
-- >>289
- [697] [TZ[+05:21:10]]
-- [TIME[1904年][year:1904]]の[[英印政府]]文書に示された値 [SRC[>>693]]
- [200] [TZ[+05:21]] [SRC[>>193, >>226]]。
- [333] [TZ[+05:24]] [SRC[>>331]]。
- [288] [[GMT]] より5時間20分と何秒か早い [SRC[>>286]]。
- [460] [[カルカッタ時間]]より32分20秒遅い [SRC[>>209]]。
- [25] [[カルカッタ時間]]より33分20秒 [WEAK[(ママ)]] 遅い [SRC[>>193]]。
- [466] [[カルカッタ時間]]より32分34秒遅い (>>198)。
- [397] [[カルカッタ時間]]より32分49秒遅い [SRC[>>337 55ページ]]。
- [398] [[ボンベイ時間]]より38分50秒早い [SRC[>>337 55ページ]]。
- [285] 後の[[印度標準時]] [TZ[+05:30]] より9分遅い [SRC[>>389, >>22, >>23, >>261, >>283]]
]FIG]
[467] [[マドラス時間]]は、[[印度鉄道時]] (>>172)、
[[印度平均時]] (>>418) とも呼ばれました。
** カルカッタ時間
[51] [[ベンガル]]は現在の[[印度]]東部と[[バングラデシュ]]にまたがる一帯で、
長年[[英国]]の根拠地となっていました。
[RUBYB[[[カルカッタ]]]@en[Calcutta]]
([[コルカタ]]) は[[ベンガル]]の中心都市で、
当初は[[ベンガル総督府]]が置かれ、その後長年[[英印]]の[[首都]]とされました。
[[英印]]の政治と経済の中心都市の1つでした。
現在は[[バングラデシュ]]の[[独立]]により、
[[インド]]側のバングラ[[国境]]に近い[[都市]]となっています。
[311] [[カルカッタ]]では、長年[[標準時]]を採用せずに現地の[[地方時]]である[DFN[[RUBYB[[[カルカッタ時間]]]@en[Calcutta time]]]]を用いていました。
現在の[[バングラデシュ]]を含む[[ベンガル]]地方で用いられた [SRC[>>310]] といいます。
[565] [[カルカッタ時間]]は次のように説明されています。
[FIG(list)[
- [290] [TZ[+05:53:20.8]] (>>347 >>349 >>352 >>358)
- [213] [TZ[+05:53:20]] [SRC[>>209, >>310]]
-- 「Howrah Mean Time?」 (>>120)
- [596] [TZ[+05:53:20.77]] (>>577)
- [280] [TZ[+05:20:59.1]] (>>341)
- [485] [TZ[+05:53:21]] (>>356)
- [465] [TZ[+05:54]] [SRC[>>209, >>226, >>331, >>338]]
- [170] [TZ[+05:30:21]] [SRC[>>163, >>236]]
-- [219] [[Wikipedia]] の Talk 欄には、誤りではないかとの指摘があります [SRC[>>218]]。
- [212] 後の[[印度標準時]] [TZ[+05:30]] より24分早い [SRC[>>209, >>283, >>693]]。
- [473] 後の[[印度標準時]] [TZ[+05:30]] と29分差 [SRC[>>22]]。
]FIG]
[REFS[
- [702] [CITE@en[Use railway time for India from 1870-1941]] ([[Paul Eggert]]著, [TIME[2017-04-21 00:48:26 +09:00]]) <https://github.com/eggert/tz/commit/8a0193f3ccd70bd989424cb3154488b9f23c72de>
]REFS]
** ボンベイ時間
[202] [RUBYB[[[ボンベイ]]]@en[Bombay]] ([[ムンバイ]]) は[[印度]]の西岸の大都市です。
[[英印]]の[[商業]]の中心地の1つとして栄えました。
[[ボンベイ]]は、[[英印]]の大[[行政区]]である [[Presidency]]
([[省]]、[[管轄区]]) の1つ、 [[Bombay Presidency]] の[[首都]]でした。
[[ボンベイ省]]には、[[ボンベイ]]の他に[RUBYB[[[カラチ]]]@en[Karachi]]
[WEAK[(現[[パキスタン]]領、[[インド洋]] ([[アラビア海]]) 沿岸の都市)]]
や農村地帯が含まれていました。
[416] [[ボンベイ]]市内では、長年[[標準時]]を採用せずに現地の[[地方時]]である[DFN[[RUBYB[[[ボンベイ時間]]]@en[Bombay time]]]]を用いていました。
[566] [[ボンベイ時間]]は次のように説明されています。
[FIG(list)[
- [211] [TZ[+04:51:15.7]] (>>164)
- [462] [TZ[+04:51]] [SRC[>>163, >>220, >>226, >>236]]。
- [339] [TZ[+04:52]] [SRC[>>338]]。
- [334] [TZ[+05:42]] [SRC[>>331]]。
- [171] 現[[印度標準時]] [TZ[+05:30]] より39分遅い [SRC[>>224, >>693]]。
]FIG]
** 印度標準時
[474] [DFN[[RUBYB[印度標準時]@en[Indian Standard Time]]]] [TZ[+05:30]]
は、20世紀初頭から現在に至るまで用いられている[[印度]]の[[標準時]]です。
[475] [[英印]]時代は現在の[[パキスタン]]と[[バングラデシュ]]でも用いられましたが、
現在はそれぞれ異なる[[標準時]]に移行しています。
[476] [[スリランカ]]も[[英領セイロン]]時代にこれを採用し、一時期を除き、
現在まで[[標準時]]となっています。
-*-*-
[159] [TZ[+05:30]] は、 [[Mirzapur]] [SRC[>>622, >>189]] の [[Shankargarh Fort]]
([LAT[北緯25.15度][25.15]][LON[東経82.58度][82.58]]) の[[経度]]によるもの [SRC[>>50]]
とされています。
;; [647] [[日本標準時]]の[[明石]]のように、[[標準時子午線]]に近い[[都市]]という程度の意味だと思われます
[SRC[>>189]]。
[SEE[ [[標準時の地]] ]]
-*-*-
[116] [TZ[+05:30]] が採用されたのは、[[英国]]本国の時刻 [TZ[+00:00]] と十二時間の[[時計]]を上下反転させた関係にあるため
[SRC[>>10, >>526, >>527]] という人もいますが、根拠に乏しく怪しいものです。
[[日本人]]がネタとして触れているものがいくつかあるだけで、
現地人や英国人のこのような言説は見つかっていません。
[708] 後述の通り、[[印度標準時]]の成立の過程には地域間の競争意識や[[欧米人]]と[[印度人]]との対立のような複雑で繊細な問題があって、
時には[[文字通り]][[血]]を流す大騒動にまで発展したこともあります。
果たしてそのような状況下で[[英国人]]の都合を押し通すことができたかは、
甚だ疑問です。
[REFS[
[FIG(quote)[
[FIGCAPTION[
[189] [CITE@en[Talk:Indian Standard Time - Wikipedia, the free encyclopedia]]
([TIME[2016-09-04 15:45:58 +09:00]])
<https://en.wikipedia.org/wiki/Talk:Indian_Standard_Time>
]FIGCAPTION]
> Is Mirzapur's name mentioned anywhere in some formal documentation about IST? If yes, please quote. If Mirzapur is included because it lies close to 82.5E latitude, then there will be a bunch of other districts from Chattisgarh and Andhra Pradesh. The mention, as is to me and many, without any supporting citation, irrelevant. VivekTalk!! 18:20, 10 September 2007 (UTC)
]FIG]
[FIG(quote)[
[FIGCAPTION[
[622] [CITE@en[After 66 years of IST, Assam decides to go back to ‘chaibagaan time’ | india | Hindustan Times]]
(Updated: Jan 01, 2014 19:07 IST [TIME[2016-12-21 01:15:43 +09:00]])
<http://www.hindustantimes.com/india/after-66-years-of-ist-assam-decides-to-go-back-to-chaibagaan-time/story-Up3ve8hcnhHmHERJ0MY6aL.html>
]FIGCAPTION]
> Established on September 1, 1947, IST corresponds to the time schedule along the 82.5°E longitude near Mirzapur in Uttar Pradesh.
]FIG]
[FIG(quote)[
[FIGCAPTION[
[526] [CITE@ja[インドの30分の時差の謎?!:なんて運がいいんだろ~:So-net blog]]
([TIME[2016-10-31 22:49:40 +09:00]])
<http://ma2fune.blog.so-net.ne.jp/2008-05-24>
]FIGCAPTION]
> 最近友人が面白い説を披露してくれました。
> インドはイギリス連邦 (The Commonwealth) のひとつ。イギリスの植民地時代を経験しているわけです。おそらくもっと昔には今よりもっと多くのイギリス人がインドで暮らしていたと思われます。
> さてこれがインドの現在時刻と仮定しましょう。
>
> 7時00分。
> この時計をぐるっと180度ひっくり返すと・・・
>
> 1時30分。
> あら不思議。イギリスの時間になってしまうんですね~。
> (これでお確かめください。)
> つまりはインドで自分がつけた腕時計を相手に見せると相手が見るのはイギリス時間。
> 正確に言うとイギリスではサマータイムがあるのに対して、インドにはサマータイムはないので夏の時期には1時間ずれてしまいます。しかしグリニッジ標準時(イギリスの冬時間)にはいつもぴったり合います。
> これが30分の時差の謎。
> 「これに気付いたイギリス人が、この30分の時差を設定した!」 というのが彼の説です。
]FIG]
[562] [CITE@ja[藤沢 実果さんのツイート: "インドの時差は中途半端。日本との差は3時間30分。なんで30分という微妙なのかわあるのさ!!!と思ったら植民地時代に遡るらしい。イギリス人が自国との差を見るのに楽なようにしたとか。腕時計を逆さまにすれば短針と長針がひっくりかえってイギリス時間になるからなんだって。イギリス人って…"]]
(1:00 - 2011年5月19日 [TIME[2016-11-12 19:52:23 +09:00]])
<https://twitter.com/mika_fujisawa/status/71123085872463872>
[FIG(quote)[
[FIGCAPTION[