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Individual Calculations September 2009 |
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| Bartoszek, Marcin Total change: 27.30 | |   |
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| XX Open Tournament Rudnik`2009 Gr A | Rudnik nad Sanem | POL | 2009-06-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1987 | 1823 | 1.50 | 6 | -0.29 | 15 | -4.35 | |
|  Slabek, Grzegorz | | | 2162 | POL | 0.00 | 1 | -0.12 | 15 | -1.80 | |  Zadlo, Tomasz | | | 2078 | POL | 0.00 | 1 | -0.19 | 15 | -2.85 | | | Luka, Krzysztof | | | 1913 | POL | 1.00 | 1 | 0.62 | 15 | 9.30 | | | Skrzypczak, Anna | | | 2000 | POL | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Lewtak, Damian | | | 1869 | POL | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Sowa, Bernard | | | 1900 | POL | 0.50 | 1 | 0.11 | 15 | 1.65 | |
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) | | | | V International Chess Festival Open B Chojnice 2009 | Chojnice | POL | 2009-07-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 1766 | 4.50 | 8 | 2.11 | 15 | 31.65 | |
| | Wodzynski, Michal | | | 1996 | POL | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Czapiewski, Waldemar | | | 1880 | POL | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Salamon, Jan | | | 1864 | POL | 1.00 | 1 | 0.63 | 15 | 9.45 | | | Ciesielski, Tomasz | | | 1886 | POL | 1.00 | 1 | 0.66 | 15 | 9.90 | | | Szmidt, Przemyslaw | | | 1999 | POL | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Januszewski, Piotr | | | 1874 | POL | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Smagalski, Jaroslaw | | | 1955 | POL | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Kaczmarek, Piotr | | | 1897 | POL | 1.00 | 1 | 0.68 | 15 | 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) | | |
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