Individual Calculations February 2018
 Koehler, Ingo  Total change: 11.60  Rating chartPersonal card
 27. Erfurter Schachfestival Hauptturnier Erfurt GER 2017-12-26
RcRownchangeKK*chgGame
 1791 1641 3.00 8 0.58 20 11.60 
  Siegl, Detlef 1855 GER0.001-0.2320-4.60 
  Treiber, Marco 1848 GER1.0010.772015.40 
  Ratay, Meike 1816 GER0.5010.23204.60 
  Zalewski, Ulrich, Dr. 1821 GER0.001-0.2620-5.20 
  Weber, Andreas 1788 GER0.5010.20204.00 
  Glienke, Michael 1830 GER0.001-0.2520-5.00 
  Moeller, Florian 1759 GER0.5010.16203.20 
  Ortlepp, Konstanze 1613 GER0.501-0.0420-0.80 

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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