Individual Calculations January 2020
 Koch, Juan  Total change: -18.80  Rating chartPersonal card
 Campeonato Argentino Senior S50 Coronel pringles ARG 2019-12-13
RcRownchangeKK*chgGame
 1903 2019 3.50 7 -0.94 20 -18.80 
  Tkalecz, David 1712 ARG1.0010.14202.80 
  Nieto, Sebastian 2088 ARG0.5010.10202.00 
  Garbarino, Rodolfo m2341 ARG0.001-0.1320-2.60 
  Pierucci, Fabian 1911 ARG0.501-0.1520-3.00 
  Ryhr, Silvio 1926 ARG0.001-0.6320-12.60 
  Zito, Alberto 1619  * ARG1.0010.08201.60 
  Ruiz, Pablo 1724 ARG0.501-0.3520-7.00 
 * Rating difference of more than 400. Please read more at FIDE Handbook

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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