Individual Calculations September 2022
 Petrakov, Bogdan  Total change: 0.00  Rating chartPersonal card
 Black Sea Dolphin 2022 U-20 Batumi GEO 2022-08-15
RcRownchangeRpKK*chgGame
 1308 0 1.50 5 0.00 1159   0.00 
  Beridze, Mirian 1241 GEO0.5010.00 0.00 
  Lortkipanidze, Goga 1499 GEO0.0010.00 0.00 
  Kedelidze, Aneta 1293 GEO0.5010.00 0.00 
  Makharadze, Luka 1193 GEO0.5010.00 0.00 
  Vasadze, Natia 1313 GEO0.0010.00 0.00 

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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