Individual Calculations July 2009
 Pornariyasombat, Atippat  Total change: 1.65  Rating chartPersonal card
 Thailand Open Chess Championship 2009 Pattaya THA 2009-04-01
RcRownchangeKK*chgGame
 2173 2165 4.00 8 0.11 15 1.65 
  Zhang, Ziyang 2419 CHN0.001-0.1915-2.85 
  Brookfield, Toby c1815 GCI1.0010.11151.65 
  Shetty, Rahul m2302 IND0.5010.18152.70 
  Sharma, Dinesh K. m2382 IND0.001-0.2215-3.30 
  Yssing, Klaus 2117 DEN1.0010.43156.45 
  Hopman, Pieter 2325 NED0.001-0.2915-4.35 
  Wang, Chengjia 2003 CHN0.501-0.2115-3.15 
  Foo, Benjamin 2018 SIN1.0010.30154.50 

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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