Individual Calculations April 2009
 Jakovlev, Juri  Total change: 112.95  Rating chartPersonal card
 XIX Miedzynarodowy Festiwal Szachowy CRACOVIA'2008, Gr-B Krakow POL 2008-12-27
RcRownchangeKK*chgGame
 2021 2012 6.50 9 2.09 25 52.25 
  Lach, Aleksandra wf2050 POL0.5010.05251.25 
  Kalinina, Marianna 1927 UKR1.0010.38259.50 
  Szarwacki, Dominik 1972 POL1.0010.442511.00 
  Janiszewski, Maciej 2099 POL1.0010.622515.50 
  Dobrowolski, Marcin 1971 POL1.0010.442511.00 
  Grajczak, Adrian 1970 POL0.501-0.0625-1.50 
  Rusiniak, Slawomir 2070 POL0.5010.08252.00 
  Janus, Przemyslaw 2048 POL0.5010.05251.25 
  Stanach, Fabian 2078 POL0.5010.09252.25 

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 Praha 2009 - tournament B Prague CZE 2009-01-09
RcRownchangeKK*chgGame
 2055 2012 5.50 8 1.96 25 49.00 
  Nikolaev, Leonid 2310 UKR1.0010.852521.25 
  Pliev, Vladimir 2048 RUS0.001-0.4525-11.25 
  Ruzicka, Vaclav, Bc. 1725 CZE1.0010.16254.00 
  Siegmund, Rainer 2145 GER0.5010.18254.50 
  Savelenko, Arseny 2047 RUS1.0010.552513.75 
  Jancarik, Joel 2008 CZE0.001-0.5125-12.75 
  Nikolaeva, Maria 2102 UKR1.0010.622515.50 
  Galochkin, Sergei 2052 RUS1.0010.562514.00 

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)
 
NOTE: K factor changed
 Marianske Lazne 2009 - Open Marianske Lazne CZE 2009-01-17
RcRownchangeKK*chgGame
 2099 2012 3.50 7 0.78 15 11.70 
  Sadzikowski, Daniel 2195 POL0.001-0.2615-3.90 
  Welz, Peter Dr f2232 GER0.001-0.2215-3.30 
  Svec, Jan 1855 CZE1.0010.29154.35 
  Holes, Michal 1871 CZE1.0010.31154.65 
  Snorek, Milan, Ing. 2169 CZE1.0010.711510.65 
  Bebel, Arkadiusz 2250 POL0.001-0.2015-3.00 
  Hastik, Svatopluk 2119 CZE0.5010.15152.25 

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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