Individual Calculations April 2018
 Marzolf, Bruno  Total change: -5.20  Rating chartPersonal card
 25e Open International de Selestat - Open A (plus de 1700) SELESTAT FRA 2018-03-08
RcRownchangeKK*chgGame
 1954 2119 4.50 7 -0.26 20 -5.20 
  Winker, Mathias 1856 GER0.501-0.3220-6.40 
  Francois, Gwladys 1745 FRA1.0010.10202.00 
  Zachary, Matheo f2294 FRA0.001-0.2720-5.40 
  Zachary, Bastian 1860 FRA1.0010.18203.60 
  Abbassi, Zeyneb 1722 FRA0.501-0.4220-8.40 
  Shanmukha, Pulli 1817 IND1.0010.15203.00 
  Kekelidze, Mikheil g2383 GEO0.5010.32206.40 

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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