Where to buy telescope that can measure redshift in a good range like 10-100parsec?

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duo.tao
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Joined: Thu Feb 15, 2018 1:43 am

Where to buy telescope that can measure redshift in a good range like 10-100parsec?

Postby duo.tao » Thu Feb 15, 2018 1:47 am

Does anyone know if there is any customer level product capable of doing that, measuring the spectrum of stars around 10-100parsec (30 - 300lys)?



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