Individual Calculations June 2024
 Petkova, Irina  Total change: -71.20  Rating chartPersonal card
 Open Chamionship of Plovdiv for players with elo under 2200, under the aegis of BSCF Plovdiv BUL 2024-05-10
RcRownchangeKK*chgGame
 1697 1870 4.50 7 -0.38 40 -15.20 
  Ivanov, Vasil A 1487 MKD1.0010.09403.60 
  Vasileva, Cveta 1677 BUL0.001-0.7540-30.00 
  Mateeva, Yana 1596 BUL0.501-0.3340-13.20 
  Nikolov, Robert 1497 BUL1.0010.10404.00 
  Petrova, Maria 1844 BUL1.0010.464018.40 
  Jovic, Stanoje f2097 SRB0.001-0.2140-8.40 
  Spagkakas, Konstantinos 1683 GRE1.0010.264010.40 

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)
 
 10-th Chess Open Panagyurishte, Under the aegis of BSCF Panagyurishte BUL 2024-05-25
RcRownchangeKK*chgGame
 1602 1870 3.50 6 -1.40 40 -56.00 
  Grozev, Nikola 1470  * BUL1.0010.08403.20 
  Velichkov, Nikolay 1547 BUL1.0010.13405.20 
  Fangarliev, Anal 1695 BUL0.001-0.7340-29.20 
  Emanouilov, Radoslav 1546 BUL1.0010.13405.20 
  Kanchev, Martin 1671 BUL0.501-0.2640-10.40 
  Esmer, Ege 1681 BUL0.001-0.7540-30.00 
 * 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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