Individual Calculations November 2009
 Hapuarachchi, H L M  Total change: 21.00  Rating chartPersonal card
 2nd MORA Kings International Rating Chess Tournament Colombo SRI 2009-07-27
RcRownchangeKK*chgGame
 1903 2001 4.50 6 0.73 15 10.95 
  Liyanapathirana, Pasan Vindula 1788 SRI0.001-0.7715-11.55 
  Harishman, S 1742 SRI1.0010.18152.70 
  Pinto, Semuthu 1851 SRI1.0010.30154.50 
  Russell, M K A 2265 SRI0.5010.32154.80 
  Perera, W C C 1935 SRI1.0010.41156.15 
  Premachandra, G T D 1839 SRI1.0010.29154.35 

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)
 
 The Ravana Challenge International Chess Tournament 2009 Colombo SRI 2009-09-12
RcRownchangeKK*chgGame
 2027 1998 5.00 9 0.67 15 10.05 
  Zozulia, Anna mwg2338 BEL0.001-0.1215-1.80 
  Vithanage, Tharindu 1749 SRI1.0010.19152.85 
  Srivachirawat, Kannapon 2252 THA0.001-0.1915-2.85 
  Perera, W C C 1935 SRI0.501-0.0915-1.35 
  Munasinghe, Shanaka 1773 SRI0.501-0.2815-4.20 
  Wettasinha, Vasanta 1857 SRI1.0010.31154.65 
  Kotanjian, Tigran g2398  * ARM0.001-0.0815-1.20 
  Premachandra, G T D 1839 SRI1.0010.29154.35 
  Pieris, T D R 2098 SRI1.0010.64159.60 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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