Individual Calculations July 2018
 Ott, Lothar  Total change: -17.40  Rating chartPersonal card
 ChessClassics Bad Neuenahr 2018 over 75 Bad Neuenahr GER 2018-05-23
RcRownchangeKK*chgGame
 1667 1651 2.50 7 -0.87 20 -17.40 
  Engbrecht, Helmut 1996 GER0.001-0.1120-2.20 
  Freerksen, Uwe 1450 GER0.501-0.2620-5.20 
  Lichtblau, Ernst 1723 GER0.001-0.4020-8.00 
  Kuhnert, Werner 1375 GER1.0010.17203.40 
  Riegler, Markus 1799 GER0.001-0.3020-6.00 
  Koellmer, Dietrich 1496 GER1.0010.29205.80 
  Welsch, Dieter Sen. 1831 GER0.001-0.2620-5.20 

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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