Blitz: Individual Calculations January 2023
 Haydon, David L  Total change: 7.70  Rating chartPersonal card
 European Open and Women Rapid and Blitz Chess Championships 2022 - BLITZ Katowice POL 2022-12-16
RcRownchangeKK*chgGame
 2147 2318 16.00 22 0.77 10 7.70 
  Jaszczuk, Piotr 1918  * POL1.0010.08100.80 
  Jaszczuk, Piotr 1677 POL1.0010.01100.10 
  Grochowski, Krzysztof 1965 POL1.0010.11101.10 
  Grochowski, Krzysztof 1965 POL0.501-0.3910-3.90 
  Koscielski, Janusz f2162 GER1.0010.29102.90 
  Koscielski, Janusz f2162 GER0.001-0.7110-7.10 
  Reza, Wojciech f2170 POL0.001-0.7010-7.00 
  Reza, Wojciech f2170 POL1.0010.30103.00 
  Olenik Campa, Rudi f2132 SLO1.0010.26102.60 
  Olenik Campa, Rudi f2132 SLO0.501-0.2410-2.40 
  Sidletskyi, Ivan 2084 UKR0.501-0.2910-2.90 
  Sidletskyi, Ivan 2084 UKR1.0010.21102.10 
  Saric, Ante g2603 CRO0.5010.34103.40 
  Saric, Ante g2603 CRO0.001-0.1610-1.60 
  Tuomainen, Felix f2125 SWE1.0010.25102.50 
  Tuomainen, Felix f2125 SWE1.0010.25102.50 
  Sowinski, Pawel 1957 POL1.0010.10101.00 
  Sowinski, Pawel 1957 POL0.001-0.9010-9.00 
  Dehtiarov, Roman f2200 UKR1.0010.34103.40 
  Dehtiarov, Roman f2200 UKR1.0010.34103.40 
  Gaehwiler, Gabriel m2419 SUI1.0010.64106.40 
  Gaehwiler, Gabriel m2419 SUI1.0010.64106.40 
 * 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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