[shellac]

It should be 'headquartered'. The UK isn't physically big enough to host such an array, of course.

[maaku]

Not to mention weather...

[DanBC]

How much effect does weather have on radio telescopes?

We don't have many very strong winds (at least, I don't think so) and the rest has (I think) little impact. Am Iissing something?

[Trumpet6]

Radio interference from man made sources is the biggest issue for radio telescopes in the traditional radio band. So it's not really the weather that decides, but the crappy radio skies of the UK.

[maaku]

Rain clouds and radio don't mix well. That's why weather stations use radar (radio) to detect clouds.