Individual Calculations April 2018
 Mututubanya, Portiah  Total change: 78.80  Rating chartPersonal card
 2018 National Individual Chess Championships - Women Section Lusaka ZAM 2018-03-09
RcRownchangeKK*chgGame
 1565 1371 4.50 9 1.97 40 78.80 
  Hamoonga, Linda Banti wc1737 ZAM0.001-0.1040-4.00 
  Lubuuto, Bwalya Mulwale wc1651 ZAM1.0010.844033.60 
  Banda, Maria 1543 ZAM0.5010.23409.20 
  Simenda, Daisy 1514 ZAM0.001-0.3140-12.40 
  Mwale, Naomi 1476 ZAM1.0010.644025.60 
  Chilufya, Phiri 1296 ZAM1.0010.404016.00 
  Nshikokola, Precious 1322 ZAM1.0010.434017.20 
  Mwango , Lorita wf1771  * ZAM0.001-0.0840-3.20 
  Mbatha, Constance wc1771  * ZAM0.001-0.0840-3.20 
 * 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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