Individual Calculations December 2018
 Koellner, Christof  Total change: 31.60  Rating chartPersonal card
 Deutsche Schach-Amateurmeisterschaft 2018-2019 Q1 A Koblenz-Lahnstein GER 2018-11-16
RcRownchangeKK*chgGame
 2191 2105 3.50 5 1.58 20 31.60 
  Kiefer, Daniel 2161 GER1.0010.582011.60 
  Weishaeutel, Moritz 2223 GER1.0010.662013.20 
  Arnold, Max 2298 GER0.001-0.2520-5.00 
  Hahn, Florian 2148 GER1.0010.562011.20 
  Kummerow, Heiko f2125 GER0.5010.03200.60 

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)
 
 Heusenstamm Sparkassen Open 2018 A Heusenstamm GER 2018-11-22
RcRownchangeKK*chgGame
 2066 2105 4.00 7 0.00 20 0.00 
  Tuzi, Bruna wf1866 ALB0.501-0.3020-6.00 
  Poschadel, Andreas Gregor 1854 GER1.0010.19203.80 
  Golubka, Petro m2461 UKR0.001-0.1120-2.20 
  Junker, Christian 1984 GER1.0010.34206.80 
  Hagner, Bennet 1912 GER0.501-0.2520-5.00 
  Kirchner, Markus 1887 GER1.0010.22204.40 
  Enchev, Ivajlo g2496 BUL0.001-0.0920-1.80 

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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