Individual Calculations April 2022
 Blackman, Katrina  Total change: 24.40  Rating chartPersonal card
 Zonal 2.3 Femenino 2022 San Pedro de Macoris DOM 2022-03-20
RcRownchangeKK*chgGame
 1885 1701 3.50 8 1.22 20 24.40 
  Hernandez Fonseca, Maria Paula 2048 COL0.001-0.1120-2.20 
  Joaquin Salcedo, Candida 1602 DOM1.0010.36207.20 
  Diaz Charpentier, Kristel Meliss wf1891 CRC0.001-0.2520-5.00 
  Almanzar Vasquez, Jeniffer Maria wc1767 DOM0.5010.09201.80 
  Castillo Pena, Patricia Evarista wc1838 DOM1.0010.682013.60 
  Ocampo, Cristina wf1994 COL1.0010.852017.00 
  Varela La Madrid, Tilsia Carolina wm2117 VEN0.001-0.0720-1.40 
  Rosario Almanzar, Raydily 1825 DOM0.001-0.3320-6.60 

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)
 

 

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