All Questions
Tagged with event-horizon-telescope radio-telescope
4
questions
6
votes
2
answers
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In terms of results, how similar is a bunch of telescopes across the globe to an Earth-sized telescope?
The Event Horizon Telescope emulates an Earth-sized telescope by syncing a bunch of radio telescopes across the planet to do take pictures with a small enough angular resolution to take pictures of a ...
3
votes
1
answer
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How, precisely, do radio astronomers detect (and record) the phases of waves for interferometry?
Interferometry is always in the news, and at radio frequencies it has been for a long time...
The popular press always talks about directly 'interfering' two waves as they come in, but can they tell ...
7
votes
1
answer
143
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Is there any work underway to push the long baseline capabilities of the Event Horizon Telescope to sub-millimeter wavelengths?
The Max Planck Institute for Radio Astronomy's press release Something is Lurking in the Heart of Quasar 3C 279; First Event Horizon Telescope Images of a Black-Hole Powered Jet shows a stunning ...
7
votes
3
answers
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How can the Event Horizon Telescope image Sgr A* when it's not visible from all sites at one time?
I went to https://eventhorizontelescope.org/array and read about the ten sites listed as part of the EHT, I have a mashed-up screen shot of them below.
I made a little script also shown below with ...