Individual Calculations March 2010
 Chatalbashev, Boris  Total change: -6.40  Rating chartPersonal card
 1st Balkan Grand Prix - Final tournament Pleven BUL 2010-01-11
RcRownchangeKK*chgGame
 2541 2561 5.00 9 0.25 10 2.50 
  Nikolov, Momchil m2539 BUL0.501-0.0310-0.30 
  Szabo, Gergely-Andras-Gyula m2541 ROU0.501-0.0310-0.30 
  Lupulescu, Constantin g2592 ROU0.5010.04100.40 
  Sedlak, Nikola g2563 SRB0.5010.00100.00 
  Krivokapic, Marko 2422 MNE1.0010.31103.10 
  Vuckovic, Bojan g2626 SRB0.5010.09100.90 
  Drasko, Milan g2537 MNE0.501-0.0310-0.30 
  Iotov, Valentin g2575 BUL0.5010.02100.20 
  Stojanovic, Dalibor m2473 BIH0.501-0.1210-1.20 

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)
 
 32nd Bulgarian Open Championship - Georgi Tringov Memorial, 2010 Plovdiv BUL 2010-01-31
RcRownchangeKK*chgGame
 2238 2561 6.00 8 -0.89 10 -8.90 
  Chervenkov, Dinko 2161  * BUL1.0010.08100.80 
  Andreev, Sasho 2161  * BUL0.501-0.4210-4.20 
  Hristov, Nikolay Valeriev 2161  * BUL1.0010.08100.80 
  Nikolova, Adriana wm2336 BUL0.501-0.2810-2.80 
  Shishkov, Minko 2286 BUL0.501-0.3310-3.30 
  Kjurkchiiski, Georgi 2266 BUL0.501-0.3510-3.50 
  Ivanov, Bogidar 2169 BUL1.0010.08100.80 
  Simeonov, Stefan 2366 BUL1.0010.25102.50 
 * 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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