Individual Calculations February 2019
 Mannaperuma, M M Pamudu Thamara  Total change: 50.00  Rating chartPersonal card
 Sri Lanka National Youth Chess Championship 2018 Under - 13 years Colombo SRI 2018-12-27
RcRownchangeKK*chgGame
 1257 1160 4.00 7 1.25 40 50.00 
  Dalawella, Sanuka Chandul 1361 SRI0.5010.264010.40 
  Bogodawatte , Keshan 1342 SRI1.0010.744029.60 
  Indusara, M G Janitha 1429 SRI0.001-0.1740-6.80 
  Kodithuwakku, Lisara 1560  * SRI0.001-0.0840-3.20 
  Weheragoda, H A Menula 1038 SRI1.0010.334013.20 
  Mallikarachchi, Kancha 1008 SRI0.501-0.2040-8.00 
  Rajapaksha, Sethum Damhiru 1064 SRI1.0010.374014.80 
 * 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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