Individual Calculations April 2009
 Atabayev, Yusup  Total change: 6.75  Rating chartPersonal card
 Asian Club Cup Al Ain UAE 2008-12-25
RcRownchangeKK*chgGame
 2353 2219 1.00 3 0.02 15 0.30 
  Nguyen, Van Huy c2422 VIE0.5010.26153.90 
  Russell, M K A 2230 SRI0.5010.02150.30 
  Tirto, m2406 INA0.001-0.2615-3.90 

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)
 
 1st Gurgaon International Open Chess Tournament - India Suncity World School, Sector-54, Gurgaon, India IND 2009-01-21
RcRownchangeKK*chgGame
 2198 2210 5.00 9 0.43 15 6.45 
  Laxman, R R m2478 IND0.001-0.1715-2.55 
  Mathur, Tarun 1860 IND1.0010.11151.65 
  Ritwan, Sauntra 1990 IND0.501-0.2815-4.20 
  Ibrayev, Nurlan g2407 KAZ0.5010.25153.75 
  Ravikant, Sharma 1984 IND1.0010.21153.15 
  Arkhangelsky, Boris m2314 RUS0.5010.14152.10 
  Nitin, S f2365 IND0.001-0.2915-4.35 
  Ashutosh, Kumar 2039 IND1.0010.27154.05 
  Arun, Karthik R 2348 IND0.5010.19152.85 

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)
 

 

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