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SpaceX says Starlink now has over 10k users

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Re: SpaceX says Starlink now has over 10k users

#31

What is the theoretical limit of the system they have planned? How many people can it support? I’ve added my email to the waiting list. :)

Each satellite is said to have ~20 gbit/s usable bandwidth, and they're launching tens of thousands of them. The answer should be "a lot"

So they shouldn't have more than 200-500 users per satellite.

Re: SpaceX says Starlink now has over 10k users

#32
post #24

Earlier quoted context omitted.

I'm not sure benchmarks on an unloaded beta system are extremely useful. Once they add more satellites it may go down, but more users counter that... It's decent early indicator, but hard to say long term if it's useful.

The latency numbers are useful because lots of people, including the FCC, doubted the ability to achieve sub-100ms latencies at all. See https://www.cnet.com/news/fcc-has-serious-doubts-about-space...

Oh yeah, that is probably the one piece of this which is useful.

Re: SpaceX says Starlink now has over 10k users

#33
post #25
post #10

Earlier quoted context omitted.

I'm not sure this is for you, if you plan to move your boat: https://www.starlink.com/faq > Can I travel with Starlink, or move it to a different address? > Starlink satellites are scheduled to send internet down to all users within a designated area on the ground. This designated area is referred to as a cell. > Your Starlink is assigned to a single cell. If you move your Starlink outside of its assigned cell, a sat…

Also a sailboat (even a big one) is not stable and from experience satellite receivers can lose connection on slightly strong winds. So I guess this wouldn't work even if Starlink allowed it.

i'm pretty sure boats (especially big ones) are one of the potential markets for starlink, so even if current receiver will lose a connection, there will be special receiver for boats eventually. Stabilizing phased array shouldn't be that hard, even without adjusting motors constantly.

Re: SpaceX says Starlink now has over 10k users

#34
post #26

Earlier quoted context omitted.

I can imagine this is only in the beginning. As more sats go up ships can easily be a lot of customers.

Would you like to upgrade to the roaming plan for $99.99?

i'd pay for that if i really needed it.

Re: SpaceX says Starlink now has over 10k users

#35
post #10
post #3

I'm in the (slow) process of acquiring and fitting a sailboat for living at remote places. While I acknowledge that the cheapening of satellite internet will be nice, practical, and make my plans more realizable money-wise, I'm also a bit sad on what this implies to the taking a real distance to the information overloaded society.

I'm not sure this is for you, if you plan to move your boat: https://www.starlink.com/faq > Can I travel with Starlink, or move it to a different address? > Starlink satellites are scheduled to send internet down to all users within a designated area on the ground. This designated area is referred to as a cell. > Your Starlink is assigned to a single cell. If you move your Starlink outside of its assigned cell, a sat…

Musk mentioned on Twitter that it should be doable.

https://twitter.com/elonmusk/status/1323691195239960579

I reckon the current restrictions will ease up when more sats are deployed, especially with more laser interconnects.

Re: SpaceX says Starlink now has over 10k users

#36
post #28

Earlier quoted context omitted.

GP is not questioning the feasibility of Starlink, yes you can make it work, yes you can provide 60Mbps links. But there is physical limit per satellite, so all of this goes out the window beyond maybe a few million users? If you create all this infrastructure (with the impact it has) to then just serve a couple million people then this service will be unaffordable for mortals and limited to the wealthy and most like…

There is (practically) no limit to how many satellites you can put in place. You just position the next satellite a bit up-north and the dishes adjust their position.

Practically even LEO ain't "unlimited" space, theoretically an oversaturation of objects in LEO could lead to Kessler syndrome [0]

Practically the presence of Starlight satellites already has an impact on the work of astronomers, an issue that will only get worse as more of them are sent up [1].

That's not to belittle how cool the whole thing is, but it's kind of disheartening how we've already managed to pollute pretty much every place on the planet, and are now on our way to even polluting the space around our planet.

[0] https://en.wikipedia.org/wiki/Kessler_syndrome

[1] https://teachingkidsnews.com/2020/02/03/are-too-many-satelli...

Re: SpaceX says Starlink now has over 10k users

#37
post #25
post #10

Earlier quoted context omitted.

I'm not sure this is for you, if you plan to move your boat: https://www.starlink.com/faq > Can I travel with Starlink, or move it to a different address? > Starlink satellites are scheduled to send internet down to all users within a designated area on the ground. This designated area is referred to as a cell. > Your Starlink is assigned to a single cell. If you move your Starlink outside of its assigned cell, a sat…

Also a sailboat (even a big one) is not stable and from experience satellite receivers can lose connection on slightly strong winds. So I guess this wouldn't work even if Starlink allowed it.

The starlink antenna may look like an ordinarry satelite dish -- but it is a super-advanced phased array antenna which uses a lot of signal processing to electronically steer the beam. This electronic beam steering should have no problems keeping up with boat motion.

Re: SpaceX says Starlink now has over 10k users

#38
post #5

This is only a dozen users per active starlink satellite. I wonder how many customers each satellite can actually support in terms of both available bandwidth and the ability for the phased arrays on the satellite to target the customer. I can't really see how Spacex will scale their system to reach the millions of customers they need to cover the costs of launching and maintaining all those satellites.

They don't have satellite-to-satellite links yet, so to serve a customer the satellite also has to be able to see a downlink base station below it at the same time, and there's only a handful of those in one geographic region.

If they doubled the number of base stations in a new area (with satellite coverage) they would double the number of customers they could serve right now. So the constraint at the moment is mainly the number of base stations. The thing is once they have the sat-to-sat laser links working, they will be able to scale up with a lot fewer base stations, so there's no point deploying masses of base stations right now.

Re: SpaceX says Starlink now has over 10k users

#39
post #5

This is only a dozen users per active starlink satellite. I wonder how many customers each satellite can actually support in terms of both available bandwidth and the ability for the phased arrays on the satellite to target the customer. I can't really see how Spacex will scale their system to reach the millions of customers they need to cover the costs of launching and maintaining all those satellites.

> This is only a dozen users per active starlink satellite.

Most of the users are in the northern US at present. Satellites passing over that area will be supporting far more users.

Re: SpaceX says Starlink now has over 10k users

#40
post #10
post #3

I'm in the (slow) process of acquiring and fitting a sailboat for living at remote places. While I acknowledge that the cheapening of satellite internet will be nice, practical, and make my plans more realizable money-wise, I'm also a bit sad on what this implies to the taking a real distance to the information overloaded society.

I'm not sure this is for you, if you plan to move your boat: https://www.starlink.com/faq > Can I travel with Starlink, or move it to a different address? > Starlink satellites are scheduled to send internet down to all users within a designated area on the ground. This designated area is referred to as a cell. > Your Starlink is assigned to a single cell. If you move your Starlink outside of its assigned cell, a sat…

Supposedly it’s meant I work in airplanes and trains, so sailboats I’d imagine too. +/- constant swaying etc.
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