[Tagging] telescope types ... more type nonsense
joseph.eisenberg at gmail.com
Thu Nov 29 01:43:02 UTC 2018
X-ray telescopes cannot be built on the ground, but there are several
recent gamma-ray telescope arrays. They are shaped like radio telescope
dishes, but the dish is polished like a huge shiny mirror; quite unique.
On Thu, Nov 29, 2018 at 10:31 AM Michael Patrick <geodesy99 at gmail.com>
> Other problems ..
> "A large fraction of such astronomical gamma rays are screened by
> Earth's atmosphere." https://en.wikipedia.org/wiki/Gamma_ray#Sources
> All done by satellite these days
> And don't leave out neutrino telescopes
> Be mindful of Z-order, I think Homestead was a mile underground.
> Tagging mailing list
> Tagging at openstreetmap.org
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