Individual Calculations May 2019
 Seneka, M W Thenumi  Total change: 10.00  Rating chartPersonal card
 Sri Lanka Women's National Qualifying Chess Championship 2019 - Galle Galle SRI 2019-03-08
RcRownchangeKK*chgGame
 1155 1301 2.00 4 -0.73 40 -29.20 
  Fernando, H Methushi Amaya 1048 SRI1.0010.19407.60 
  Wickramarathne, P W G Gaveshi 1131 SRI0.001-0.7240-28.80 
  De Silva, S N K 1055 SRI1.0010.19407.60 
  Wickramasinghe, Minethma Lasandi wc1384 SRI0.001-0.3940-15.60 

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)
 
 Asian Youth Chess Championship 2019 - Under 14 Girls Colombo SRI 2019-04-04
RcRownchangeKK*chgGame
 1551 1301 2.50 7 0.98 40 39.20 
  Nguyen, Thien Ngan 1701  * VIE0.001-0.0840-3.20 
  Kriti, Mayur Patel wc1457 IND0.5010.21408.40 
  Chen, Yining wc1701  * CHN0.5010.424016.80 
  Sovetbekova, Nurai 1529 KGZ0.5010.294011.60 
  Almaamari , Zainab Darwish wc1362 UAE1.0010.584023.20 
  Vu, Bui Thi Thanh Van wf1701  * VIE0.001-0.0840-3.20 
  Mapa, M M W H 1404 SRI0.001-0.3640-14.40 
 * 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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