Individual Calculations February 2019
 Boerma, Daniel  Total change: 113.80  Rating chartPersonal card
 28. Erfurter Schachfestival Hauptturnier Erfurt GER 2018-12-26
RcRownchangeKK*chgGame
 1810 1856 6.00 8 1.55 20 31.00 
  Kroh, Christian 1651 GER0.501-0.2620-5.20 
  Stetefeldt, Mario 1634 GER1.0010.22204.40 
  Schicktanz, Florian 1767 GER1.0010.38207.60 
  Bertram, Thomas 1696 GER1.0010.29205.80 
  Schindele, Andreas 1940 GER0.5010.12202.40 
  Woost, Thomas 1915 GER1.0010.582011.60 
  Schoenherr, Konrad 1871 GER1.0010.522010.40 
  Siebarth, Marco 2008 GER0.001-0.3020-6.00 

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)
 
 Niedersachsen Landeseinzelmeisterschaft 2019 - A-Open Verden (Aller) GER 2019-01-03
RcRownchangeKK*chgGame
 2103 1856 3.50 7 2.10 20 42.00 
  Wielebinski, Paul Martin 2082 GER1.0010.792015.80 
  Ehlert, Horst 2040 GER1.0010.742014.80 
  Haerig, Wilfried 2094 GER0.001-0.2020-4.00 
  Bulygin, Anton 2068 RUS0.5010.27205.40 
  Burkhardt, Holger 2059 GER1.0010.762015.20 
  Margraf, Daniel 2252 GER0.001-0.0820-1.60 
  Marzik, Hans 2123 GER0.001-0.1820-3.60 

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)
 
 21. Ruegenwalder NordWest-Cup Open A Bad Zwischenahn GER 2019-01-24
RcRownchangeKK*chgGame
 2089 1856 3.50 7 2.04 20 40.80 
  Rueberg, Jobst f2141 GER0.001-0.1620-3.20 
  Kuhn, Luis 2024 GER1.0010.722014.40 
  Heinemann, Ernst 2072 GER0.001-0.2220-4.40 
  Kotter, Michael 2063 GER1.0010.772015.40 
  Popov, Sergey A. 2077 UKR1.0010.782015.60 
  Bielmeier, Ludwig 2121 GER0.5010.32206.40 
  Hundack, Rolf 2125 GER0.001-0.1720-3.40 

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)
 

 

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