Chandra and black hole abundance

From: Eugene Leitl (
Date: Fri Jan 14 2000 - 23:51:34 MST

I wonder what it means for local hole density. How many lightyears is
it to the next on the average?

Damien Broderick writes:
> My newspaper tells me very briefly that the latest X-ray telescope data
> suggest`at least' 100 million black holes in the galaxy. That's not very
> many, not for the dark matter problem (but every little helps).
> Damien Broderick

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