Individual Calculations July 2022
 Seref, Erdogan  Total change: 25.80  Rating chartPersonal card
 Oberliga NRW 2021/2022 May 2022 various GER 2022-05-08
RcRownchangeKK*chgGame
 2195 1966 1.00 1 0.79 20 15.80 
  Dzierzenga, Stefan 2195 GER1.0010.792015.80 

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)
 
 NRW-Klasse 1 2021/2022 May 2022 various GER 2022-05-15
RcRownchangeKK*chgGame
 1877 1966 1.00 1 0.38 20 7.60 
  Wingenfeld, Klaus 1877 GER1.0010.38207.60 

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)
 
 NRW-Klasse 1 2021/2022 June 2022 various GER 2022-06-12
RcRownchangeKK*chgGame
 2183 1966 0.00 1 -0.22 20 -4.40 
  Georg, Heinz 2183 GER0.001-0.2220-4.40 

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)
 
 NRW-Viererpokal 2022 Vorrunde various GER 2022-06-25
RcRownchangeKK*chgGame
 2092 1966 1.00 2 0.34 20 6.80 
  Rosing, Hermann 2046 GER1.0010.612012.20 
  Wichtrup, Jan-Louis 2138 GER0.001-0.2720-5.40 

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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