Individual Calculations November 2009
 Premachandra, G T D  Total change: 86.20  Rating chartPersonal card
 2nd MORA Kings International Rating Chess Tournament Colombo SRI 2009-07-27
RcRownchangeKK*chgGame
 2031 1839 4.50 7 2.68 25 67.00 
  Dehigama, D R N K B 2050 SRI1.0010.772519.25 
  Fonseka, C K D 1981 SRI0.5010.19254.75 
  Anuruddha, G C 2185 SRI1.0010.892522.25 
  Wijesuriya, G Luxman 2098 SRI0.001-0.1825-4.50 
  Munasinghe, Lahiru 1903 SRI1.0010.592514.75 
  De Silva, Osheen 2000 SRI1.0010.712517.75 
  Hapuarachchi, H L M 2001 SRI0.001-0.2925-7.25 

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)
 
NOTE: K factor changed
 The Ravana Challenge International Chess Tournament 2009 Colombo SRI 2009-09-12
RcRownchangeKK*chgGame
 2103 1839 3.00 9 1.28 15 19.20 
  Maheswaran, P f2239  * IND0.001-0.0815-1.20 
  Mallawarachchi, T S 2072 SRI1.0010.791511.85 
  Anuruddha, G C 2185 SRI0.5010.39155.85 
  Sharma, Dinesh K m2239  * IND0.001-0.0815-1.20 
  Hirimburegama, Yasith 1944 SRI1.0010.64159.60 
  Kurukulasuriya, P 2052 SRI0.5010.27154.05 
  Peiris, T G M 2071 SRI0.001-0.2115-3.15 
  Hapuarachchi, H L M 1998 SRI0.001-0.2915-4.35 
  Kalugampitiya, R S 2131 SRI0.001-0.1515-2.25 
 * 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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