Individual Calculations April 2009
 Dittmar, Peter  Total change: -24.75  Rating chartPersonal card
 Gibraltar Master 2009 Gibraltar ENG 2009-01-27
RcRownchangeKK*chgGame
 2277 2382 5.00 10 -1.31 15 -19.65 
  Capo Vidal, Uriel m2336 MEX0.001-0.5615-8.40 
  Obiamiwe, Paul 2035 NGR0.501-0.3915-5.85 
  Sedgwick, David R 2060 ENG1.0010.13151.95 
  Aerni, Andi 2102 SUI1.0010.16152.40 
  Vachier-Lagrave, Maxime g2696 FRA0.001-0.1415-2.10 
  Van Heirzeele, Daniel 2189 BEL1.0010.25153.75 
  Stebbings, Anthony J 2290 ENG1.0010.37155.55 
  Berg, Emanuel g2606 SWE0.001-0.2215-3.30 
  Chapman, Terry P D 2251 ENG0.501-0.1815-2.70 
  De Groote, Ewoud 2203 NED0.001-0.7315-10.95 

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)
 
 25.ChessOrg Schachfestival Open Bad Woerishofen GER 2009-03-05
RcRownchangeKK*chgGame
 2217 2382 6.00 9 -0.34 15 -5.10 
  Schmitt, Karl 2032 GER1.0010.11151.65 
  Schellmann, Frank 2140 GER1.0010.20153.00 
  Bischoff, Dieter 2142 GER1.0010.20153.00 
  Gutman, Lev g2493 GER0.001-0.3515-5.25 
  Wittfoth, Kai-Uve 2156 GER0.501-0.2915-4.35 
  Hess, Christian f2221 GER0.501-0.2115-3.15 
  Loew, Gerald f2299 GER0.501-0.1115-1.65 
  Keller, Manfred c2217 GER1.0010.28154.20 
  Hug, Marcel 2257 SUI0.501-0.1715-2.55 

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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