Individual Calculations January 2009
 Zhang, Zhong  Total change: 7.00  Rating chartPersonal card
 4th Prospero Pichay Jr. Cup International Manila PHI 2008-09-14
RcRownchangeKK*chgGame
 2524 2632 6.50 9 0.70 10 7.00 
  Olay, Edgar Reggie 2398 PHI1.0010.21102.10 
  Villamayor, Buenaventura g2469 PHI1.0010.28102.80 
  Li, Shilong g2503 CHN0.501-0.1710-1.70 
  Paragua, Mark g2523 PHI0.501-0.1510-1.50 
  Shanava, Konstantine g2521 GEO1.0010.35103.50 
  Iuldashev, Saidali g2520 UZB1.0010.35103.50 
  Ghaemmaghami, Ehsan g2597 IRI0.501-0.0510-0.50 
  McHedlishvili, Mikheil g2604 GEO0.501-0.0410-0.40 
  So, Wesley g2577 PHI0.501-0.0810-0.80 

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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