• pyre@lemmy.world
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    2 months ago

    in case there are others like me who have to see what it looks like on a Mercator projection map:

    • x0x7@lemmy.world
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      2 months ago

      Wow. I can’t believe my perspective of the world is that distorted. It makes me want to only look at it in 3D. If we’ve all mainly looked at Mercator projections our whole lives our sense of where everything is relative to everything else and what direction is completely off.

      People complain about the proportional sizing of Mercator but the sense of direction it gives us is completely broken. I think the average person knows it’s off and people think there is an error factor to consider that a really straight like might be a little squiggly. But nope. This made me realize the Mercator gives pretty much zero accurate sense of direction if real distance is involved.

      • Morlark@feddit.uk
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        2 months ago

        People complain about the proportional sizing of Mercator but the sense of direction it gives us is completely broken.

        With respect, this is silly. People complain about the proportional sizing of the Mercator projection because disproportionate sizing is literally the only problem with the Mercator projection.

        The sense of direction being off has got literally nothing to do with Mercator. That’s an inherent drawback of trying to project a three dimensional globe onto a 2D image. Literally every single projection has this exact problem, in one form or another. It is considered ot be an acceptable trade-off for not having to work with globes all the time.

        Stop looking for yet more baseless reasons to bash the Mercator projection, which is a perfectly reasonable and acceptable projection to use within its intended usecase (which this specific example literally is).

    • sp3ctr4l@lemmy.dbzer0.com
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      2 months ago

      Can we have a map projection/grid system where this uh, great circle, is the prime meridian, defines the new ‘poles’ via another 90 degree orthogonal great circle that touches both actual poles?

  • rarsamx@lemmy.ca
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    2 months ago

    The word “can” Is doing some heavy lifting here. I mean, there is a difference between theoretically possible and actually being done.

    • grue@lemmy.world
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      2 months ago

      Especially going the wrong direction!

      It’d be less bad on the return trip, but then you’re fighting the trade winds and the Canary current instead.

  • Professorozone@lemmy.world
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    2 months ago

    If it makes you feel better, the line is actually curved along the surface of the earth, you know, if you believe in a spherical earth.

  • IninewCrow@lemmy.ca
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    2 months ago

    There is also a route that can be drawn from Halifax, Nova Scotia on the Canadian east coast on the Atlantic … head a bit south east and without touching land and only going over the ocean, you can end up on the west coast of British Columbia, in Canada on the Pacific coast.

    I used to reference a website that showed that … but now I can’t seem to find it. :(

    • toddestan@lemmy.world
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      2 months ago

      Another fun one is to ask someone if they were to take off in an airplane from Miami and fly due south, which South American countries would they fly over?

      The answer is none of them. You end up missing the entire continent because you are too far west.

      • wjrii@lemmy.world
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        2 months ago

        You hit Panama first, but small portions of Ecuador and Peru are west of Miami (80.2 degrees west). The broader point that South America is much farther east than many Americans think is definitely true, though.

        • Whats_your_reasoning@lemmy.world
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          2 months ago

          To expand on this idea: the most eastern part of the South American continent (Brazil) and the most western part of Iceland are only about 10° longitude apart. Meanwhile, Iceland shares lines of longitude with a number of countries in western Africa.

      • IninewCrow@lemmy.ca
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        2 months ago

        ??? … da fuck??? … I was going to correct you when you said “too far west”

        Now my brain is broken :(

      • Opisek@lemmy.world
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        2 months ago

        The USA-Russia border crossing might prove troublesome. Also, keeping railways running through the middle of Siberia in an operational state all year round would be challenging.

        • Anivia@feddit.org
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          2 months ago

          Also, keeping railways running through the middle of Siberia in an operational state all year round would be challenging.

          Definitely don’t let Deutsche Bahn handle that part

  • betanumerus@lemmy.ca
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    2 months ago

    I’m no sailing historian, but that’s probably how they actually discovered New Zealand.

    “Heya mates, how’bout we be goin’ straight ahead 'til back’ome we arrrggggh!!”

  • captainlezbian@lemmy.world
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    2 months ago

    Fun fact, the UK is about the center of the land hemisphere and new Zealand is about the center of the water hemisphere