Individual Calculations January 2018
 Olsson, Torgny  Total change: -23.00  Rating chartPersonal card
 EP Open 17 Svedala SWE 2017-09-11
RcRownchangeKK*chgGame
 1638 1745 3.50 7 -0.87 20 -17.40 
  Andersson, Kristian 1975 1345  * SWE1.0010.08201.60 
  Nilsson, Joel 1997 1913 SWE0.001-0.2820-5.60 
  Landgren, Christer 1559 SWE0.501-0.2420-4.80 
  Persson, Christer 1507 SWE0.501-0.3020-6.00 
  Laksman, Pesach 1510 SWE1.0010.21204.20 
  Sandberg, Ulf 1644 SWE0.501-0.1420-2.80 
  Johansson, Roland 1961 1985 SWE0.001-0.2020-4.00 
 * 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)
 
 Div III 10 2017-18 R3 Sweden SWE 2017-12-03
RcRownchangeKK*chgGame
 1881 1718 0.00 1 -0.28 20 -5.60 
  Lo, Thomas 1881 SWE0.001-0.2820-5.60 

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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