Rapid: Individual Calculations December 2023
 Dayredzhiev, Boris  Total change: 78.40  Rating chartPersonal card
 Kids Tournament Milenium 2023 Sofia BUL 2023-11-11
RcRownchangeKK*chgGame
 1165 1165 1.00 2 0.00 40 0.00 
  Dimitrov, Georgi Y 1320 BUL0.001-0.2940-11.60 
  Stefanov, Georgi S 1009 BUL1.0010.294011.60 

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)
 
 Milenium Open 2023-11-12 Sofia BUL 2023-11-12
RcRownchangeKK*chgGame
 1577 1165 2.00 7 1.09 40 43.60 
  Savov, Ilko Ananiev 1797 BUL0.001-0.0140-0.40 
  Petrov, Asen 1960 BUL0.0010.00400.00 
  Mladenov, Andrey 1543 BUL0.001-0.0940-3.60 
  Milanov, Vasil 1482 BUL0.001-0.1340-5.20 
  Vatkovski, Mitko 1420 BUL0.001-0.1940-7.60 
  Dimitrov, Dimitar D. 1210 BUL1.0010.564022.40 
  Kosturkov, Krasimir 1630 BUL1.0010.954038.00 

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)
 
 Bulgarian Men Individual Rapid Chess Championship 2023 Sofia, 18.11.2023 Sofia BUL 2023-11-18
RcRownchangeKK*chgGame
 1541 1165 2.50 7 0.87 40 34.80 
  Angelov, Ivaylo 1873 BUL0.001-0.0140-0.40 
  Petrov, Krassimir 1599 BUL0.5010.444017.60 
  Bochev, Krasimir 2118 BUL0.0010.00400.00 
  Ivanov, Svetlen c1657 BUL0.001-0.0440-1.60 
  Kochev, Kristiyan 1020 BUL1.0010.314012.40 
  Atanasov, Aleksandar 1509 BUL0.001-0.1240-4.80 
  Stefanov, Georgi S 1009 BUL1.0010.294011.60 

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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