Rapid: Individual Calculations May 2018
 Petkov, Rostislav  Total change: 42.40  Rating chartPersonal card
 Bulgarian chess championship for girls U20 - 2018 - rapid Plovdiv, Bulgaria BUL 2018-04-06
RcRownchangeKK*chgGame
 1711 1701 5.50 7 2.12 20 42.40 
  Stefanov, Emil m1931 FID0.001-0.2120-4.20 
  Dyulgerov, Volen 1863 FID1.0010.712014.20 
  Todorov, Antonio 1532 FID1.0010.28205.60 
  Hristov, Nikolay Valeriev 1926 FID1.0010.782015.60 
  Petkov, Georgi 1376 FID1.0010.13202.60 
  Petkov, Preslav 1550 FID1.0010.30206.00 
  Dochev, Delyan 1797 FID0.5010.13202.60 

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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