Individual Calculations April 2009
 Welz, Peter, Dr.  Total change: -89.40  Rating chartPersonal card
 33.Potsdamer Weihnachtsturnier Potsdam GER 2008-12-27
RcRownchangeKK*chgGame
 1904 2205 3.50 4 0.09 15 1.35 
  Mildenberger, Hans 1855 GER1.0010.11151.65 
  Kliem, Helmut, Dr. 1855 GER1.0010.11151.65 
  Rivera Boris, Miguel 1948 GER0.501-0.3215-4.80 
  Bach, Markus 1959 GER1.0010.19152.85 

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)
 
 XII. Neujahrs Open Guben GER 2009-01-02
RcRownchangeKK*chgGame
 2163 2232 4.00 7 -0.12 15 -1.80 
  Medunova, Vera wm2115 CZE0.501-0.1615-2.40 
  Schwarz, Ronald 1990 GER1.0010.20153.00 
  Shkapenko, Pavel m2410 RUS0.001-0.2715-4.05 
  Dzubasz, Tino 2076 GER1.0010.29154.35 
  Czepczynski, Boguslaw 1923 POL1.0010.14152.10 
  Jaracz, Pavel g2518 POL0.001-0.1615-2.40 
  Issel, Oliver 2112 GER0.501-0.1615-2.40 

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 A Prague CZE 2009-01-09
RcRownchangeKK*chgGame
 2029 2232 4.00 9 -2.70 15 -40.50 
  Pesola, Jyrki 1979 FIN1.0010.19152.85 
  Zilka, Stepan m2471 CZE0.001-0.2015-3.00 
  Jose Palanco, Kenia 2008 DOM0.001-0.7815-11.70 
  Minko, Vladimir 1882 RUS1.0010.11151.65 
  Pandelias, Emmanouil 2023 GRE0.001-0.7715-11.55 
  Gorin, Alexandr 2004 RUS0.001-0.7915-11.85 
  Plicka, Petr 1882 CZE1.0010.11151.65 
  Cafolla, Peter 2013 IRL0.001-0.7815-11.70 
  Steinhauser, Frantisek 2001 CZE1.0010.21153.15 

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)
 
 Marianske Lazne 2009 - Open Marianske Lazne CZE 2009-01-17
RcRownchangeKK*chgGame
 2016 2232 6.00 9 -0.93 15 -13.95 
  List, Andre 1911 GER1.0010.13151.95 
  Tejkal, Jiri 2008 CZE1.0010.22153.30 
  Ankay, Askin, Prof. 2065 TUR0.001-0.7215-10.80 
  Jakovlev, Juri 2012 EST1.0010.22153.30 
  Gschwendtner, Stanislav 2082 CZE0.501-0.2015-3.00 
  Wagner, Norbert 2100 GER0.501-0.1815-2.70 
  Kopasov, Evgeny 2047 RUS0.001-0.7415-11.10 
  Lacha, Jan, Ing. 1971 CZE1.0010.18152.70 
  Iwanow, Anna wf1948 POL1.0010.16152.40 

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.offene Berliner Senioren Stadtmeisterschaft Berlin GER 2009-02-12
RcRownchangeKK*chgGame
 2016 2232 4.50 7 -0.82 15 -12.30 
  Poeltelt, Helmut, Dr. 1882 GER1.0010.11151.65 
  Mellenthin, Horst 1934 GER1.0010.15152.25 
  Fitzke, Ulrich 1998 GER0.001-0.7915-11.85 
  Kolkwitz, Klaus 1936 GER1.0010.15152.25 
  Schulz, Wolfgang (ber) 2138 GER1.0010.37155.55 
  Nietsch, Horst 2013 GER0.501-0.2815-4.20 
  Lueders, Gerhard f2211 GER0.001-0.5315-7.95 

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)
 
 Kaiser Open Bad Ems 2009 Bad Ems GER 2009-02-28
RcRownchangeKK*chgGame
 2182 2232 3.00 7 -0.99 15 -14.85 
  Paschmann, Stefan 1986 GER1.0010.19152.85 
  Belkhodja, Slim g2469 TUN0.001-0.2015-3.00 
  Tepe, Josef 2122 GER1.0010.35155.25 
  Van, Der Weide Karel g2472 NED0.001-0.2015-3.00 
  Toenniges, Thomas 2086 GER0.001-0.7015-10.50 
  Gruettner, Ralf 2088 GER0.001-0.6915-10.35 
  Richter, Goetz 2050 GER1.0010.26153.90 

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)
 
 9.Schneeberger Schach Open Schneeberg GER 2009-03-09
RcRownchangeKK*chgGame
 2229 2232 2.50 6 -0.49 15 -7.35 
  Simutowe, Amon m2485 ZAM0.001-0.1915-2.85 
  Bach, Markus 1959 GER1.0010.17152.55 
  Fischer, Gerd 1998 GER1.0010.21153.15 
  Natsidis, Christoph 2302 GER0.5010.10151.50 
  Ksieski, Zbigniew m2385 POL0.001-0.3015-4.50 
  Schnabel, Ralf 2245 GER0.001-0.4815-7.20 

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)
 

 

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