Individual Calculations December 2013
 Du, Digeng  Total change: 13.20  Rating chartPersonal card
 2013 Guelph Fall ProAm Open Guelph CAN 2013-11-02
 2187 2203 2.50 4 0.44 30 13.20 
  Ochkoos, Jura f2227 CAN0.001-0.4730-14.10 
  Plotkin, Mark 1970 CAN1.0010.21306.30 
  Song, Michael 2229 CAN1.0010.543016.20 
  Preotu, Razvan f2322 CAN0.5010.16304.80 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)


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