An apparatus for determining player performance information associated with a player carrying a first tag moving about a monitored area, the apparatus comprising at least one processor and at least one memory including computer program instructions, the at least one memory and the computer program instructions configured to, in cooperation with the at least one processor, cause the apparatus to:
- receive first blink data from a plurality of receivers disposed about the monitored area, wherein the first blink data is generated by the first tag carried by the player moving about the monitored area;
- weight first tag-derived data associated with the first tag by:
- when the player is in a pre-play formation, assigning a first weight to the first tag-derived data;
- and
- in response to a play-start indication, assigning a second weight to the first tag-derived data, the second weight being greater than the first weight;
- and
- determine player performance information based on the weighted first tag-derived data.