Individual Calculations February 2018
 Kopestynski, Michal  Total change: 83.20  Rating chartPersonal card
 IV Dolnoslaska Liga Szachowa 2017/2018 r 6-7 Dolny Slask POL 2018-01-07
RcRownchangeKK*chgGame
 1539 1139 1.00 2 0.84 40 33.60 
  Witkowski, Krzysztof 1539  * POL0.5010.424016.80 
  Janas, Radoslaw 1539  * POL0.5010.424016.80 
 * 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)
 
 I Feryjny Wyscig po Kategorie'2018 Wroclaw POL 2018-01-13
RcRownchangeKK*chgGame
 1264 1139 3.00 5 1.24 40 49.60 
  Dec, Kazimierz 1526 POL0.001-0.0940-3.60 
  Krasicki, Boguslaw 1242 POL0.5010.14405.60 
  Koprowski, Mateusz 1256 POL0.5010.16406.40 
  Dulba, Aleksander 1167 POL1.0010.544021.60 
  Grobelny, Mikolaj 1130 POL1.0010.494019.60 

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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