Individual Calculations November 2023
 Borchert, Andreas  Total change: -22.80  Rating chartPersonal card
 Marburger Schachtage 2023 A-Turnier Marburg GER 2023-10-26
RcRownchangeKK*chgGame
 1851 1994 3.50 6 -0.57 40 -22.80 
  Westendorp, Christian 1746 GER1.0010.19407.60 
  Lenz, Joshua 1678 GER0.001-0.8740-34.80 
  Nagel, Matthias 1850 GER1.0010.314012.40 
  Schelhorn, Paul 1807 GER0.501-0.2440-9.60 
  Anderberg, Peter 1880 GER1.0010.344013.60 
  Rybarczyk, Klaus 2142 GER0.001-0.3040-12.00 

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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