Individual Calculations September 2011
 Duijker, Rick  Total change: -62.10  Rating chartPersonal card
 Science Park Amsterdam Chess Tournament - A Amsterdam NED 2011-07-09
RcRownchangeKK*chgGame
 2178 2276 3.50 9 -2.21 15 -33.15 
  Goes, Sten 2104 NED1.0010.27154.05 
  Friedel, Joshua E g2531 USA0.001-0.1915-2.85 
  Vroombout, Enrico 2175 NED0.001-0.6415-9.60 
  Hovenga, Alje 2221 NED0.001-0.5815-8.70 
  Losekoot, Pascal 2060 NED1.0010.22153.30 
  Markus, John Raymond 2137 NED0.001-0.6915-10.35 
  Schroer, Marcel 2116 NED1.0010.29154.35 
  Theulings, Paul-Peter c2120 NED0.501-0.2115-3.15 
  Van Der Eijk, Martijn 2139 NED0.001-0.6815-10.20 

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)
 
 4th International Open of Paleochora 2011 Paleochora GRE 2011-07-20
RcRownchangeKK*chgGame
 2016 2276 5.50 9 -1.80 15 -27.00 
  Kalogridakis, Theodoros 1876  * GRE1.0010.08151.20 
  Mihopoulos, Konstantinos 1968 GRE0.501-0.3615-5.40 
  Megalios, Konstantinos 2008 GRE0.001-0.8315-12.45 
  Sandalakis, Nikolaos 1925 GRE1.0010.11151.65 
  Xylogiannopoulos, Antonios 2104 GRE1.0010.27154.05 
  Iasman, Inna 2014 FRA0.501-0.3215-4.80 
  Tzouganakis, Panteleimon 2086 GRE0.001-0.7515-11.25 
  Korlotsidis, Spiridon 2054 GRE1.0010.22153.30 
  Delithanasis, Dimitrios 2110 GRE0.501-0.2215-3.30 
 * 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)
 
 Atlantis toernooi 2011 Promotiegroep Groningen NED 2011-08-08
RcRownchangeKK*chgGame
 2088 2276 5.00 7 -0.13 15 -1.95 
  Sparenberg, Erik 2132 NED0.001-0.6915-10.35 
  Mellema, Andries 2131 NED1.0010.31154.65 
  Hartog, Frank 1977 NED1.0010.15152.25 
  Klinkhammer, Johan 2027 NED1.0010.19152.85 
  Van Den Berg, Imme 1982 NED1.0010.15152.25 
  Hummel, Erik-Jan 2271 NED0.001-0.5115-7.65 
  Van Foreest, Jorden 2097 NED1.0010.27154.05 

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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