Individual Calculations February 2020
 Wong, Gengchun  Total change: 10.00  Rating chartPersonal card
 29. Erfurter Schachfestival Meisterturnier Erfurt GER 2019-12-26
RcRownchangeKK*chgGame
 2108 2180 5.00 8 0.25 40 10.00 
  Grohmann, Alexander 1980 GER0.501-0.2640-10.40 
  Bajorski, Marius 1994 GER1.0010.264010.40 
  Linnemann, Niklas 2007 GER0.001-0.7340-29.20 
  Schmitt, Michael 2025 GER1.0010.294011.60 
  Petri, Wolfgang 2023 GER1.0010.294011.60 
  Strache, Michael 2301 GER0.5010.16406.40 
  Neukirchner, Pascal f2224 GER0.5010.06402.40 
  Derichs, Roger f2311 GER0.5010.18407.20 

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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