Individual Calculations December 2019
 Roberson, Peter T  Total change: -2.10  Rating chartPersonal card
 4NCL Invitational GM Norm Event Hull ENG 2019-10-30
RcRownchangeKK*chgGame
 2461 2437 4.00 9 -0.21 10 -2.10 
  Gonda, Laszlo g2541 HUN0.5010.14101.40 
  Harvey, Marcus R f2405 ENG0.501-0.0410-0.40 
  Turner, Matthew J g2519 SCO0.5010.11101.10 
  Plat, Vojtech g2573 CZE0.001-0.3210-3.20 
  Merry, Alan B m2426 ENG1.0010.48104.80 
  Palliser, Richard J D m2413 ENG0.501-0.0310-0.30 
  Greet, Andrew N m2414 SCO0.501-0.0310-0.30 
  Eggleston, David J m2394 ENG0.001-0.5610-5.60 
  Haria, Ravi m2463 ENG0.5010.04100.40 

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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