Individual Calculations April 2009
 Petrov, Marijan  Total change: 10.40  Rating chartPersonal card
 1-st Memorial GM Nino Kirov Sofia BUL 2009-01-03
RcRownchangeKK*chgGame
 2415 2477 5.50 8 0.83 10 8.30 
  Todorov, Ognjan m2303 BUL1.0010.27102.70 
  Milchev, Nikolay f2377 BUL0.501-0.1410-1.40 
  Filev, Georgi f2378 BUL1.0010.36103.60 
  Spassov, Liuben g2417 BUL1.0010.42104.20 
  Nikolov, Momchil m2478 BUL0.5010.00100.00 
  Petkov, Vladimir g2504 BUL0.5010.04100.40 
  Iotov, Valentin g2556 BUL0.001-0.3910-3.90 
  Vasilev, Vasil Aleksandrov 2306 BUL1.0010.27102.70 

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
 2230 2477 6.50 9 -0.66 10 -6.60 
  Tsolaki, Eleni 2127 GRE1.0010.11101.10 
  Ostojic, Nikola M 2127 SRB1.0010.11101.10 
  Andonovski, Ljubisa f2270 MKD1.0010.23102.30 
  Vasilev, Vasil Aleksandrov 2306 BUL0.501-0.2310-2.30 
  Kukov, Velislav f2373 BUL0.001-0.6410-6.40 
  Ketzetzis, Georgios 2243 GRE1.0010.21102.10 
  Vasovski, Nikola m2328 MKD0.001-0.7010-7.00 
  Balinov, Feri 2147 BUL1.0010.12101.20 
  Asparuhov, Parvan 2152 BUL1.0010.13101.30 

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)
 
 4e Open International de l'Ouest Toulousain - A Tournefeuille FRA 2009-02-16
RcRownchangeKK*chgGame
 2293 2477 6.50 9 0.13 10 1.30 
  Grimmer, Jonathan 2127 FRA1.0010.11101.10 
  Cesbron, Guy 2127 FRA1.0010.11101.10 
  Humeau, Cyril 2203 FRA1.0010.17101.70 
  Briscoe, Chris 2268 ENG1.0010.23102.30 
  Fedorchuk, Sergey A. g2633 UKR0.001-0.2910-2.90 
  Drenchev, Petar m2458 BUL0.501-0.0310-0.30 
  Sumets, Andrey g2546 UKR0.001-0.4010-4.00 
  Epure, Catalin Alexandru 2145 ROU1.0010.12101.20 
  Muratet, Lucas 2127 FRA1.0010.11101.10 

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)
 
 16e Open International de Selestat - A Selestat FRA 2009-03-05
RcRownchangeKK*chgGame
 2264 2477 6.00 7 0.74 10 7.40 
  Joli, Laurent 2127 FRA1.0010.11101.10 
  Sturm, Bernard 2127 FRA1.0010.11101.10 
  Schrems, Hermann 2163 GER1.0010.14101.40 
  Lerch, Patrice f2316 FRA0.501-0.2110-2.10 
  Roos, Jean-Luc m2300 FRA1.0010.27102.70 
  Fomichenko, Eduard m2511 RUS0.5010.05100.50 
  Riff, Vincent f2301 FRA1.0010.27102.70 

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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