Individual Calculations April 2009
 Yordanova, Svetla  Total change: 18.30  Rating chartPersonal card
 73rd Bulgarian Men Championship Semi-final Plovdiv BUL 2009-01-25
RcRownchangeKK*chgGame
 2303 2202 3.50 8 0.57 15 8.55 
  Mladenov, Plamen 2373 BUL0.5010.23153.45 
  Lilov, Valeri f2443 BUL0.5010.30154.50 
  Kozhuharov, Spas m2411 BUL1.0010.771511.55 
  Kukov, Velislav f2373 BUL0.001-0.2715-4.05 
  Panbukchian, Valentin m2313 BUL0.001-0.3515-5.25 
  Vutov, M. Mario 2262 BUL0.001-0.4215-6.30 
  Ivanov, Ljubomir 1963 BUL1.0010.20153.00 
  Velchev, Hristo f2285 BUL0.5010.11151.65 

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)
 
 31st Bulgarian Open Chmpionship - Georgi Tringov Memorial 01.02.2009-07.02.2009 Plovdiv BUL 2009-02-01
RcRownchangeKK*chgGame
 2100 2202 5.00 8 0.11 15 1.65 
  Valev, Valentin 1852 BUL0.501-0.3915-5.85 
  Stanojoski, Zvonko g2493 MKD0.001-0.1515-2.25 
  Sahinidis, Evagelos 1852 GRE1.0010.11151.65 
  Harizanova, Marina 1852 BUL1.0010.11151.65 
  Pantev, Veselin f2381 BUL0.5010.23153.45 
  Voinas, Marios 1998 GRE1.0010.24153.60 
  Spassov, Liuben g2417 BUL0.001-0.2315-3.45 
  Dilkov, Valentin 1953 BUL1.0010.19152.85 

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)
 
 58th Bulgarian individual women chess championship Dupnitsa BUL 2009-02-13
RcRownchangeKK*chgGame
 2090 2202 7.50 11 0.54 15 8.10 
  Voiska, Margarita wg2339 BUL0.5010.18152.70 
  Gradevska, Desislava 1852 BUL1.0010.11151.65 
  Krumova, Ani 1852 BUL1.0010.11151.65 
  Videnova, Iva wf2193 BUL0.001-0.5115-7.65 
  Genova, Lyubka wm2231 BUL0.5010.04150.60 
  Nikolova, Adriana wm2310 BUL0.5010.15152.25 
  Petkova, Veneta 1964 BUL1.0010.20153.00 
  Sirkova, Darena 1942 BUL0.001-0.8215-12.30 
  Chilingirova, Pavlina wm2154 BUL1.0010.43156.45 
  Vladimirova, Maria 2064 BUL1.0010.31154.65 
  Bednikova, Stefi 2086 BUL1.0010.34155.10 

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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