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3.3.10.3 : Snapshots
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| column | type | UCD | unit | description |
| snapnum | integer | | | The order of the snapshot, from 0 to 63 (z=0) |
| z | double | | | The redshift in full precision |
| redshift | real | | | The redshift rounded to two decimal places. |
| lookBackTime | float | | 109 years | The lookback time corresponding to the snapshot |
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