halo concentration catalog (which subhalo IDs)

Odelia Hartl
  • 9 Jul

Hello, I am looking to find the concentration for specific halo ids. I am using the (q) Halo Structure catalog, looking to use the 'c200c' parameter. Although, i am unsure how to determine which values correspond to which subhalo id's?

Dylan Nelson
  • 10h

Yes this is not too clear for this particular catalog.

It seems that, for this catalog, every dataset will have the same size as the halo catalogs. That is, there is an entry for each halo, and they are in order.

So if you access c200c[i], then the corresponding Halo ID is i and the corresponding (central) subhalo ID is GroupFirstSub[i].

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