Individual Calculations December 2013
 Wahlbom, Magnus  Total change: -7.20  Rating chartPersonal card
 Div I Sodra 2013-14 Rond 1-2 Sweden SWE 2013-10-26
RcRownchangeKK*chgGame
 2105 2304 0.50 1 -0.26 15 -3.90 
  Lundberg, David 2105 SWE0.501-0.2615-3.90 

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)
 
 23rd World Senior Chess Championship - Open Opatija CRO 2013-11-12
RcRownchangeKK*chgGame
 2142 2304 7.50 11 -0.22 15 -3.30 
  Catania, Duane 2029 USA1.0010.17152.55 
  Archangelsky, Mikhail m2162 RUS0.501-0.1915-2.85 
  Neumann, Joachim 2175 GER1.0010.33154.95 
  Dogantug, Ahmet Ismail 2117 TUR0.501-0.2415-3.60 
  Kaminik, Aleksandar 2138 ISR0.501-0.2215-3.30 
  Tsomaia, Sergo 1904  * GEO0.501-0.4215-6.30 
  Vogel, Jaap f2191 NED0.501-0.1515-2.25 
  Furman, Boris f2194 RUS0.501-0.1515-2.25 
  Vokoun, Jan f2185 CZE0.501-0.1615-2.40 
  Nukin, Tolegen 2208 KAZ1.0010.37155.55 
  La Rota, Fabio f2258 USA1.0010.44156.60 
 * 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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