Individual Calculations March 2012
 Bonanzinga, Corrado  Total change: -28.20  Rating chartPersonal card
 Tata Steel Chess Tournament 2011 - 2G Tienkampen Wijk aan Zee NED 2012-01-20
RcRownchangeKK*chgGame
 2113 2107 2.50 9 -1.88 15 -28.20 
  Ernst, Michael 2179 AUT0.001-0.4015-6.00 
  Mengerink, Ynze 2137 NED0.5010.04150.60 
  Roufs, Gerard 2003 NED0.001-0.6415-9.60 
  Lieverst, Paul 2119 NED0.5010.02150.30 
  Stefan, Romulus-Cristian 2248 ROU1.0010.691510.35 
  Timmermans, Ivo 2246 NED0.5010.19152.85 
  Holscher, Peter 2107 NED0.001-0.5015-7.50 
  Bijlsma, Nick 2138 NED0.001-0.4615-6.90 
  Witkamp, Jarno 1841 NED0.001-0.8215-12.30 

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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