Table information for 'mdr1.TreeSnapnums'


Table Description: Snapshot numbers of merger tree data

This table is available for ADQL queries and through the TAP endpoint.

Resource Description: This is an extract of the MultiDark Run 1 simulation data. It is used for testing and demonstration purposes only. The full data is available at

For a list of all services and tables belonging to this table's resource, see Information on resource 'MDR1 - MultiDark Run 1'

Resource Reference URL: MDR1

Citing this table

To cite the table as such, we suggest the following BibTeX entry:

  title={{MDR1} - {MultiDark} Run 1},
  author={Riebe K.},
  howpublished={{VO} resource provided by the {AIP} {DaCHS}}

Resource Documentation

Extensive documentation is available at See also: Riebe et al. 2013, The MultiDark Database, AN 334, 691, for a description of its predecessor


Sorted by DB column index. [Sort alphabetically]

NameTable Head DescriptionUnitUCD
treeSnapnum treeSnapnum snapshot number in FOF merger tree - time.epoch
snapnum snapnum snapshot number (in full snapshot sample) - time.epoch
aexp aexp expansion factor of the universe - time.epoch
zred zred corresponding redshift - time.epoch

Columns that are parts of indices are marked like this.


VO nerds may sometimes need VOResource XML for this table.