Individual Calculations October 2020
 Karaivanova, Petya  Total change: 6.00  Rating chartPersonal card
 34th Open Teteven Teteven BUL 2020-08-23
RcRownchangeKK*chgGame
 1874 1847 5.00 9 0.96 40 38.40 
  Trendafilov, Simeon 1447  * BUL1.0010.08403.20 
  Andreev, Stanislav 2123 BUL0.001-0.1740-6.80 
  Rasheva, Nora wc1515 BUL0.501-0.3840-15.20 
  Kondov, Vasil 1513 BUL1.0010.12404.80 
  Popov, Georgi 1969 BUL1.0010.674026.80 
  Petkov, Emil 2098 BUL0.5010.314012.40 
  Stojanov, Alexandar 2124 BUL0.001-0.1740-6.80 
  Karadzhov, Ivan 2059 BUL0.5010.274010.80 
  Stoyanov, Ivaylo 2022 BUL0.5010.23409.20 
 * 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)
 
 Primorsko open 2019 A tournament Primorsko BUL 2020-09-14
RcRownchangeKK*chgGame
 1776 1823 3.50 8 -0.81 40 -32.40 
  Georgiev, Todor 2223  * BUL0.001-0.0840-3.20 
  Hristov, Petar 1969 BUL0.5010.20408.00 
  Stoynov, Stefan 1897 BUL0.001-0.4040-16.00 
  Kolev, Hristian 1847 BUL0.001-0.4740-18.80 
  Skachkov, Yulian 1423  * BUL1.0010.08403.20 
  Stanchev, Svetoslav 1938 BUL0.001-0.3440-13.60 
  Trendafilov, Simeon 1423  * BUL1.0010.08403.20 
  Atanasov, Ivaylo 1484 BUL1.0010.12404.80 
 * 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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