Individual Calculations September 2009
 Janchev, Petar  Total change: -8.70  Rating chartPersonal card
 24th open TETEVEN Teteven BUL 2009-08-15
RcRownchangeKK*chgGame
 2030 2224 6.00 9 -0.58 15 -8.70 
  Atanasov, Margarit 1824  * BUL1.0010.08151.20 
  Pashev, Dimitar 1947 BUL1.0010.17152.55 
  Sirkova, Darena 2012 BUL0.001-0.7715-11.55 
  Stefanov, Evtim 1928 BUL1.0010.15152.25 
  Mladenov, Emil 2129 BUL1.0010.37155.55 
  Galunov, Todor f2345 BUL0.001-0.3415-5.10 
  Ivanov, Tsvetalin 2097 BUL0.001-0.6715-10.05 
  Hristov, Petar 1973 BUL1.0010.19152.85 
  Pionova, Sonja 2018 BUL1.0010.24153.60 
 * 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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