Format of CITIES.TXT
Blank lines are ignored. All text in a line after a # sign is ignored.
A line with a city has the following format:
"<Name of city>", <Latitude>, <Longitude>, <TimeZone>
<Name of city>
<Latitude>
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Latitude of city in the format xx,yyZ, where xx is the degrees,
yy the minutes and Z either N (for North) or S (for South).
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<Longitude>
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Longitude of city in the format xx,yyZ, where xx is the degrees,
yy the minutes and Z either E (for East) or W (for West).
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<Time Zone>
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Time Zone of city relative to GMT (Greenwich Mean Time)
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GMT-xx |
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xx hours are subtracted from Greenwich Mean Time |
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GMT-xx:yy |
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xx hours and yy minutes are subtracted from Greenwich Mean Time |
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GMT |
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Greenwich Mean Time is used |
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GMT+xx |
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xx hours are added to Greenwich Mean Time |
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GMT+xx:yy |
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xx hours and yy minutes are added to Greenwich Mean Time |
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