Individual Calculations August 2018
 Yapa Bandara, Chamodya  Total change: 70.40  Rating chartPersonal card
 Sri Lanka National Amature Women's Chess Championship 2018 Kurunegala SRI 2018-06-14
RcRownchangeKK*chgGame
 1394 1575 7.00 8 1.37 40 54.80 
  Wickramasuriya, Kenolee 1175  * SRI1.0010.08403.20 
  Siyambalapitiya, S V D S 1262 SRI1.0010.14405.60 
  Herath, H M M D 1227 SRI1.0010.11404.40 
  Askey, Roshell Nathasha 1591 SRI1.0010.524020.80 
  Udagedara, Sandali Kanishka 1636 SRI0.5010.08403.20 
  Fernando, G W Nethmi L 1495 SRI0.501-0.1140-4.40 
  Vithanage, Sandaruwi M 1527 SRI1.0010.434017.20 
  Srilal, D A D T 1239 SRI1.0010.12404.80 
 * 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)
 
 14th Asian Schools Chess Championship 2018 - under 17 Girls Waskaduwa SRI 2018-07-09
RcRownchangeKK*chgGame
 1570 1575 5.00 9 0.39 40 15.60 
  Ekanayake, Devmini Savindi 1217 SRI0.001-0.9040-36.00 
  Wijesinghe, W A D Sumudu 1344 SRI1.0010.21408.40 
  Herath, Uthpala Shanika 1419 SRI1.0010.294011.60 
  Herath, Sanduni 1453 SRI1.0010.334013.20 
  Askey, Roshell Nathasha 1591 SRI1.0010.524020.80 
  Nurgali, Nazerke wf1975  * KAZ0.001-0.0840-3.20 
  Saparova, Sitora 1816 UZB0.001-0.2040-8.00 
  Arushi, Kotwal 1662 IND0.001-0.3840-15.20 
  Usupbekova, Zarina 1651 KGZ1.0010.604024.00 
 * 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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