Individual Calculations May 2012
 Bonne, Ronny  Total change: -9.15  Rating chartPersonal card
 Nationale Interclubs 2011-2012 Various BEL 2011-10-09
RcRownchangeKK*chgGame
 2012 1980 3.50 9 -0.61 15 -9.15 
  Engelaer, Maurice 2007 BEL1.0010.54158.10 
  Van Der Vurst, Arne 2008 BEL0.001-0.4615-6.90 
  De Herdt, Yasseen 1996 BEL0.5010.02150.30 
  Verellen, Jef 1793 BEL0.501-0.2415-3.60 
  Den Boer, Lennard 2000 NED0.5010.03150.45 
  Slootmaekers, Romain 2004 BEL0.5010.03150.45 
  Ooms, Andy 2217 BEL0.001-0.2015-3.00 
  Visser, Gerrit 2075 BEL0.001-0.3715-5.55 
  T`sas, Jan 2006 BEL0.5010.04150.60 

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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