Individual Calculations August 2013
 Wells, Peter K  Total change: 3.20  Rating chartPersonal card
 South Wales International 2013 Penarth WLS 2013-07-14
RcRownchangeKK*chgGame
 2369 2479 6.00 9 0.32 10 3.20 
  Brown, Thomas 2106 WLS1.0010.10101.00 
  Braun, Walter f2236 AUT1.0010.20102.00 
  Greet, Andrew N m2427 SCO1.0010.43104.30 
  Strugnell, Carl f2302 FRA0.501-0.2310-2.30 
  Hawkins, Jonathan m2517 ENG0.5010.05100.50 
  Rudd, Jack m2280 ENG1.0010.24102.40 
  Petrov, Marijan g2478 BUL0.5010.00100.00 
  Petkov, Vladimir g2544 BUL0.5010.09100.90 
  Hanley, Craig A m2433 ENG0.001-0.5610-5.60 

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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