Individual Calculations February 2020
 Dahche, Abdel-Azziz  Total change: 15.20  Rating chartPersonal card
 Turniej Noworoczny - grupa A Wroclaw Wroclaw POL 2019-12-28
RcRownchangeKK*chgGame
 1344 1525 4.00 6 -0.25 40 -10.00 
  Wieczorek, Maja 1125  * POL1.0010.08403.20 
  Nagly, Wojciech 1350 POL0.001-0.7340-29.20 
  Olawinski, Eryk 1186 POL1.0010.12404.80 
  Zawada, Radoslaw 1303 POL1.0010.22408.80 
  Dytman, Radoslaw 1742 POL0.001-0.2240-8.80 
  Kulczycka, Zofia 1357 POL1.0010.284011.20 
 * 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)
 
 III Dolnoslaska Liga Szachowa 2019/2020 Round 6 Dolny Slask POL 2020-01-19
RcRownchangeKK*chgGame
 1463 1515 1.00 1 0.43 40 17.20 
  Wilk, Aleksander 1463 POL1.0010.434017.20 

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)
 
 IV Liga 2019/2020 - Wroclaw-Wschod Round 6-7 Dolny Slask POL 2020-01-19
RcRownchangeKK*chgGame
 1272 1515 1.00 1 0.20 40 8.00 
  Kopestynski, Michal 1272 POL1.0010.20408.00 

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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