Individual Calculations July 2022
 Hebden, Mark L  Total change: 10.10  Rating chartPersonal card
 World Senior Team Championship 2022 - Over 50 - Open Acqui Terme ITA 2022-06-20
RcRownchangeKK*chgGame
 2294 2459 6.50 8 1.01 10 10.10 
  Berg, Anders Hoyer 2115 NOR1.0010.12101.20 
  Duncan, Chris R f2199 ENG1.0010.18101.80 
  Petursson, Margeir g2450 ISL0.501-0.0110-0.10 
  Novikov, Igor g2558 USA0.001-0.3610-3.60 
  Horvath, Peter g2396 HUN1.0010.41104.10 
  Garcia Palermo, Carlos Horacio g2415 ITA1.0010.44104.40 
  Tolhuizen, Ludo 2059  * NED1.0010.08100.80 
  Findlay, Ian T. f2162 CAN1.0010.15101.50 
 * 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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