Individual Calculations August 2017
 Lehnert, Michael  Total change: 19.40  Rating chartPersonal card
 9. Vellmarer Schachtage A-Open Vellmar GER 2017-07-13
RcRownchangeKK*chgGame
 2026 1899 3.00 6 0.97 20 19.40 
  Everett, Elijah 2167 GER0.001-0.1720-3.40 
  Lange, Lars 1733 GER1.0010.28205.60 
  Hettler, Wolfgang 2040 GER0.5010.19203.80 
  Stoeber, Alexander 2092 GER1.0010.752015.00 
  Verhoef, Pieter 2122 NED0.001-0.2220-4.40 
  Niebergall, Gerhard 2001 GER0.5010.14202.80 

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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