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rushfan420 t1_j1ut4hv wrote

that's amazing op. could you see them with just a clear eye or is this magnified?

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Horknut1 t1_j1uu3cs wrote

From the other thread “This was from a whale watching boat exiting the Ptown harbor (probably around Long Point). It was shot with an Olympus em5-II with the 40-150 2.8 + 2x teleconverter.”

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oogaboogaaa2 t1_j1uw7gu wrote

It’s FULLY visible from Cape Ann. We win.

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IdkWhatIwant895 t1_j1uwfdy wrote

So this means you can see cape cod from the john hancock?

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hdjunkie t1_j1uzjsu wrote

Wait, if the earth is flat we should be able to see the bottom of those buildings!

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hairy_scarecrow t1_j1uzmgu wrote

Another great view of boston is from Niles Beach in Gloucester.

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kynov t1_j1v79df wrote

This doesn't seem right. The distance from the Prudential to Long Point would be 51 miles. This would obscure 1,481 feet of height (assuming the person is about 10 feet of above the water on the boat). The Prudential is only 750 feet to the roof (920 to the top of the antenna). Looking at the pic, it looks like about 1/5th of the building is visible so we can estimate that only 150 feet is visible and 600 feet obscured. This means that the photo would have to have been taken at a distance of around 33-35 miles depending on how high above the water they are. 10 feet for a small fishing boat. 15-20 feet for a large one.

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Horknut1 t1_j1vagxq wrote

I think you're missing some modifiers to your calculations. First, he said he's on a boat (likely "doing flips and shit"), so, depending on the size of the whale watching boat, he could be 20/30 feet off the surface of the water.

Also, isn't there a refractory situation with looking to the horizon? I thought I read under the right conditions, even at sea level, you could see buildings 50 miles off.

I mean, do you think this guy is lying?

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richie_cunningham212 t1_j1vbi9l wrote

Yeah, I mean, you did all the work here but also just from my straight simpleton opinion it doesn't seem right. I've never heard that you could see the city from the Cape in all my years around both areas.

Plus something looks funky with the building on the far right. Like its transparency gradient is bleeding into the water appearing like it's edited.

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Toastbuns t1_j1vbjyl wrote

Obviously it's the fish eye lens effect. The light reflects off all the fish eyes in the water between boston and the cape, causing this distortion and making us think the surface of the planet has a curve. The more fish out swimming the more distortion and therefore curve.

The easiest way to see this will be when global warming and ocean acidification (which doesn't exist by the way) causes a mass extinction in the oceans, fully depleting them of fish life. At this point the effect will be gone and you will see the full height of the buildings. We can already see this happening due to overfishing (which also doesn't exist) causing you to be able to see the buildings today where as 500 years ago, when more fish eyes were in the water, the tops of the buildings were not visible from the cape.

/s

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ahecht t1_j1vfwkt wrote

To see any of the Pru (excluding the antenna) from 51 miles, ignoring refractory stuff, you'd need to be 200ft up. That said, refraction can do some pretty weird things, Famously, when you get the temperature inversions just right, you can see Toronto from NY State.

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cwmma t1_j1vg6iq wrote

So you'd think this would be solid proof but the atmosphere refracts light (curves it downward) so the math never quite added up before that was taken into account and you would be able to see things much farther away then you should just based on geometry.

Also anytime there is real proof they just come up with more outlandish explanations

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ahecht t1_j1vhlme wrote

If you're on a boat, at low tide you'd be able to see 10 more feet of a building in Boston than you can at high tide. If you're on the shore it might be more like 20 feet. In any case, it's a pretty insignificant effect.

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b1ack1323 t1_j1vja7l wrote

You might have a error unless I have an error:
KcurveEffect * (distance) + elevation = height visible in line of sight at a given distance
1.22 * (82 km) + 3m = 103.04m
100.04m + 3m = 103.04m (338.05 feet)

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CommonNotCommons t1_j1vtu9r wrote

This sent me down a rabbit hole. There are in fact many pictures on this sub over the years of Boston’s skyline from Provincetown. My guess is it has to do with light refraction, because I no longer doubt this view does exist.

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tbass12 t1_j1w5cu6 wrote

I fish tuna off of p-town frequently - you cannot see Boston from the cape….

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SpindriftRascal t1_j1wa6xz wrote

What lens is that? I’ve never seen Boston from Provincetown. I’m a bit skeptical. (Except maybe from the monument.)

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Id_Solomon t1_j1wlmxs wrote

The TOP of the Boston skyline???

Okay. So this is proof that the Earth is round.

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jelsomino t1_j1x3tnb wrote

I remember seeing Hull from Swampscott's Phillips Beach during the height of Covid epidemic. Air was incredibly clean that summer

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_Lane_ t1_j1x42uh wrote

Huh. I was thinking he was enjoy carnal knowledge with a mermaid, but yeah, could also be doing flips and shit, too.

(For real: I cannot hear anyone say they are / were on a boat without that song playing. It has both ruined actually being on boats while at the same time it made talking about being on boats awesome.)

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Hahafuckreddit t1_j1xf4gj wrote

Probably a little fata morgana going on there. Especially with the sudden shift to cold weather mixed in with some not-as-cold-yet air right above the water.

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