Individual Calculations March 2013
 Preotu, Razvan  Total change: 30.45  Rating chartPersonal card
 2013 Guelph Winter ProAm Guelph, Ontario CAN 2013-02-09
RcRownchangeKK*chgGame
 2260 2163 4.00 5 2.03 15 30.45 
  Zhang, Yuanchen 2018 CAN1.0010.31154.65 
  Derraugh, Geordie 2116 CAN1.0010.43156.45 
  Sambuev, Bator g2511 CAN1.0010.891513.35 
  Noritsyn, Nikolay m2457 CAN0.001-0.1515-2.25 
  Song, Michael 2198 CAN1.0010.55158.25 

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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