Quebec should adopt standard time (and so should the rest of Canada) - eviltoast
  • BCsven@lemmy.ca
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    18 hours ago

    But standard time gives different hours based on your lat/long position. Eastern has about 45 min later daylight, western has 45 min earlier sunrise. So one standard doesn’t give all provinces the same daylight range, it is shifted

      • BCsven@lemmy.ca
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        16 hours ago

        I mean in Vancuver BC longest summer, official daylight is 5:05am, but twilight is 4:23am. Toronto daylight in longest summer day starts about 5:35 (twilight at 5am) The twilight here is super bright. East coast gets more daylight in winter I think

        • humanspiral@lemmy.ca
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          15 hours ago

          The eastern part of a time zone has earlier sunrise/sunset than the western part of that same time zone. A little past Detroit would have Vancouver times.

          • BCsven@lemmy.ca
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            1 hour ago

            Maybe winter, but if you check longest Sumner day as a common point, Vancouver has earlier sunrise by 25-30 minutes, and earlier twilight by 40…compared to detroit. I have lived in both areas . It is also not just about the time zone positions laterally because the sun shadow is at an angle compared to longitude due to precession angle I assume. If you lookup sunshadow animations you will see what I mean.