Individual Calculations November 2009
 Kostenko, Petr  Total change: -8.20  Rating chartPersonal card
 4th Kolkata Open Grandmaster Chess Tournament 2009 Gorky Sadan, Kolkata, India IND 2009-09-01
RcRownchangeKK*chgGame
 2413 2491 6.00 10 -0.03 10 -0.30 
  Singh, Gurpreet Pal 2301 IND1.0010.25102.50 
  Short, Nigel D g2706 ENG0.001-0.2310-2.30 
  Sharma, Dinesh K m2335 IND1.0010.29102.90 
  Shyam, Nikil P f2410 IND0.501-0.1110-1.10 
  Ni, Hua g2692 CHN0.001-0.2410-2.40 
  Minhazuddin, Ahmed f2334 BAN0.501-0.2110-2.10 
  Premnath, R 2303 IND0.001-0.7410-7.40 
  Tiwari, Arjun 2268 IND1.0010.22102.20 
  Abu Sufian, Shakil f2362 BAN1.0010.33103.30 
  Vidit, Santosh Gujrathi f2423 IND1.0010.41104.10 

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)
 
 The Ravana Challenge International Chess Tournament 2009 Colombo SRI 2009-09-12
RcRownchangeKK*chgGame
 2354 2491 6.50 10 0.08 10 0.80 
  Wettasinha, Vasanta 2091  * SRI1.0010.08100.80 
  Peiris, T G M 2091  * SRI1.0010.08100.80 
  Malakhatko, Vadim g2569 BEL0.5010.11101.10 
  Kotanjian, Tigran g2553 ARM0.5010.09100.90 
  Navalgund, Niranjan 2185 IND1.0010.14101.40 
  McHedlishvili, Mikheil g2613 GEO0.001-0.3310-3.30 
  Gavi, Siddayya 2091  * IND0.501-0.4210-4.20 
  Zozulia, Anna mwg2338 BEL0.501-0.2010-2.00 
  Toufighi, Homayoon m2480 IRI1.0010.48104.80 
  Ismagambetov, Anuar g2528 KAZ0.5010.05100.50 
 * 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)
 
 4th President Gloria Macapagal Arroyo Cup Manila PHI 2009-09-24
RcRownchangeKK*chgGame
 2420 2491 5.00 9 -0.24 10 -2.40 
  Portugalera, Ric 2203 PHI1.0010.16101.60 
  Filippov, Anton g2595 UZB0.5010.14101.40 
  Morazo, John Ranel 2172 PHI1.0010.13101.30 
  Ismagambetov, Anuar g2528 KAZ0.5010.05100.50 
  Kotanjian, Tigran g2553 ARM0.001-0.4110-4.10 
  Olay, Edgar Reggie 2323 PHI1.0010.28102.80 
  McHedlishvili, Mikhael g2613 GEO0.001-0.3310-3.30 
  Sevillano, Voltaire 2358 PHI1.0010.32103.20 
  Dimakiling, Oliver m2434 PHI0.001-0.5810-5.80 

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)
 
 5th Prospero A. Pichay Jr. Cup Quezon City PHI 2009-10-02
RcRownchangeKK*chgGame
 2335 2491 5.50 9 -0.63 10 -6.30 
  Datu, Alcon John 2191 PHI0.001-0.8510-8.50 
  Rivera, Albert 2165 PHI1.0010.13101.30 
  Nadig, Krutika wg2273 IND1.0010.22102.20 
  Carlos, Leonardo f2334 PHI1.0010.29102.90 
  Nguyen, Ngoc Truong Son g2589 VIE0.001-0.3710-3.70 
  Garma, Chito m2331 PHI1.0010.29102.90 
  Dao, Thien Hai g2542 VIE0.001-0.4310-4.30 
  Mariano, Nelson Iii 2091  * PHI1.0010.08100.80 
  Paragua, Mark g2501 PHI0.5010.01100.10 
 * 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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