Individual Calculations September 2011
 Sanders, Isaac B  Total change: 30.60  Rating chartPersonal card
 Science Park Amsterdam Chess Tournament - A Amsterdam NED 2011-07-09
RcRownchangeKK*chgGame
 2245 2105 5.00 9 2.11 15 31.65 
  Plukkel, Sjoerd 2298 NED0.5010.25153.75 
  Posedaru, Bogdan f2354 ROU0.001-0.1915-2.85 
  Van Hengel, Hugo 2203 NED0.001-0.3715-5.55 
  Van Der Eijk, Martijn 2139 NED1.0010.55158.25 
  Roebers, Jan f2219 NED1.0010.66159.90 
  Overeem, Marc f2158 NED1.0010.57158.55 
  Miedema, David m2399 NED0.001-0.1515-2.25 
  Van Eekhout, David 2173 NED0.5010.09151.35 
  Wunnink, Michael 2258 NED1.0010.701510.50 

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)
 
 Open Master Tournament (MTO) Biel SUI 2011-07-18
RcRownchangeKK*chgGame
 2187 2105 4.50 11 -0.07 15 -1.05 
  Heimann, Andreas m2498 GER0.5010.42156.30 
  Ulibin, Mikhail g2505  * RUS0.001-0.0815-1.20 
  Harndt, Jan-Michael 2008 GER1.0010.37155.55 
  Paikidze, Nazi wg2416 GEO0.001-0.1415-2.10 
  Codenotti, Marco 2323 ITA0.001-0.2215-3.30 
  Arjun, Bharat c1960 IND0.001-0.6915-10.35 
  Valet, Richard 2038 GER0.501-0.0915-1.35 
  Blaeser, Romain 2045 LUX1.0010.42156.30 
  Friesen, Bas 2007 NED0.501-0.1315-1.95 
  Cochet, Jean-Daniel 2060 SUI1.0010.44156.60 
  Gerstner, Bernhard 2200 GER0.001-0.3715-5.55 
 * 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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