| Variable | Definition |
| L2CPS_extendedPT | |
| L2CPS_ietabin | ieta bin of the cluster |
| L2CPS_iphibin | iphi bin of the cluster |
| L2CPS_ncps | number of CPS clusters for the event |
| L2CPS_ptbin | the pt bin for the cluster |
| L2CPS_tracktag | 0 or 1, whether or not there is a CFT track match |