Individual Calculations July 2008
 Osthoff, Peter  Total change: 34.25  Rating chartPersonal card
 NRW Klasse Gruppe 2 2007/08 different in NRW GER 2007-09-16
RcRownchangeKK*chgGame
 2279 2022 2.50 6 1.37 25 34.25 
  Stanetzek, Carsten 2260 GER0.001-0.2025-5.00 
  Pliester, Leon m2372 NED0.001-0.1125-2.75 
  Krallmann, Matthias f2304 GER0.5010.34258.50 
  Korth, Daniel 2203 GER1.0010.742518.50 
  Becker, Joerg 2195 GER0.5010.23255.75 
  Schoenthier, Frank f2338 GER0.5010.37259.25 

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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