Individual Calculations July 2009
 Broszeit, Peter  Total change: -8.55  Rating chartPersonal card
 NRW-Klasse Gruppe 1 Duesseldorf GER 2008-09-21
RcRownchangeKK*chgGame
 2143 2099 1.00 2 0.12 15 1.80 
  Willenberg, Max 2100 GER0.5010.00150.00 
  Wolfradt, Dirk, 2185 GER0.5010.12151.80 

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)
 
 Deutsche Amateurmeisterschaft B Magdeburg GER 2009-05-01
RcRownchangeKK*chgGame
 1981 2109 1.50 2 0.15 15 2.25 
  Smid, Arend 1969 GER1.0010.31154.65 
  Fehrmann, Gregor 1993 GER0.501-0.1615-2.40 

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)
 
 Deutsche Amateurmeisterschaft B Final Kassel GER 2009-06-11
RcRownchangeKK*chgGame
 2045 2109 1.50 4 -0.84 15 -12.60 
  Czech, Ludwig 2085 GER0.001-0.5315-7.95 
  Wiechmann, Gerd 2050 GER1.0010.42156.30 
  Aslan, Benjamin 1989 GER0.001-0.6615-9.90 
  Schaarschmidt, Marco 2057 GER0.501-0.0715-1.05 

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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