Individual Calculations July 2010
 Koehn, Peter  Total change: 20.10  Rating chartPersonal card
 Ruhrgebiet Regionalliga Bochum GER 2009-09-13
RcRownchangeKK*chgGame
 2263 2276 6.00 9 1.34 15 20.10 
  Kemna, Guido 2233 GER1.0010.44156.60 
  Weidemann, Christian 2298 GER1.0010.53157.95 
  Happel, Heiner 2255 GER0.501-0.0315-0.45 
  Watzlawek, Markus 2144 GER1.0010.32154.80 
  Podzielny, Karl-Heinz m2451 GER1.0010.731510.95 
  Pilat, Daniel 2174 GER1.0010.36155.40 
  Eismont, Oleg m2325 RUS0.001-0.4315-6.45 
  Zelbel, Patrick f2346 GER0.001-0.4015-6.00 
  Loyen, Egbert 2141 GER0.501-0.1815-2.70 

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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