Individual Calculations July 2017
 Lachat, Martin  Total change: 8.80  Rating chartPersonal card
 ChessClassics 2017 Senioren ab 65 Bad Neuenahr GER 2017-06-07
RcRownchangeKK*chgGame
 1853 1622 2.00 7 0.44 20 8.80 
  Faust, Gottfried 1971 GER0.5010.39207.80 
  Kroencke, Manfred 2022  * GER0.001-0.0820-1.60 
  Meyer, Walter 1794 GER1.0010.732014.60 
  Bendisch, Juergen, Dr. 1877 GER0.001-0.1920-3.80 
  Hanusch, Andreas 1781 GER0.5010.21204.20 
  Papenkordt, Karl-Hermann 1771 GER0.001-0.3020-6.00 
  Teichmann, Axel 1758 GER0.001-0.3220-6.40 
 * 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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