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Individual Calculations September 2011 |
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| Pietruszewski, Marcin Total change: 20.70 | |   |
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| DMP - I Liga juniorow | Ustron | POL | 2011-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1921 | 2111 | 5.50 | 9 | -1.10 | 15 | -16.50 | |
|  Sobolewski, Bartosz | | | 1889 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | |  Gabryjalowicz, Jakub | | | 1749 | POL | 0.50 | 1 | -0.40 | 15 | -6.00 | | | Chomski, Maciej | | | 1842 | POL | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Lukasiewicz, Aleksander | | | 1925 | POL | 1.00 | 1 | 0.26 | 15 | 3.90 | | | Zochowski, Kacper | | | 1942 | POL | 0.00 | 1 | -0.72 | 15 | -10.80 | | | Sleczka, Bartosz | | | 1895 | POL | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Malec, Robert | | | 1830 | POL | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Mroziak, Maciej | | | 2136 | POL | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Lewtak, Damian | | | 2080 | POL | 0.00 | 1 | -0.54 | 15 | -8.10 | |
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) | | | | Miguel Najdorf International Chess Festival | Warsaw | POL | 2011-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2307 | 2128 | 5.00 | 9 | 2.48 | 15 | 37.20 | |
| | Butnorius, Algimantas | g | | 2398 | LTU | 0.50 | 1 | 0.33 | 15 | 4.95 | | | Kempinski, Robert | g | | 2528 * | POL | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Johansson, Thomas | | | 2158 | SWE | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Swiech, Przemyslaw | | | 2213 | POL | 0.50 | 1 | 0.12 | 15 | 1.80 | | | Lindborg, Petter | | | 2179 | SWE | 1.00 | 1 | 0.57 | 15 | 8.55 | | | Janczarski, Michal | | | 2316 | POL | 1.00 | 1 | 0.74 | 15 | 11.10 | | | Drozdowski, Kacper | f | | 2311 | POL | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Szczepkowska-Horowska, Karina | | wg | 2339 | POL | 1.00 | 1 | 0.77 | 15 | 11.55 | | | Larsen, Karsten | f | | 2323 | DEN | 0.50 | 1 | 0.25 | 15 | 3.75 | | | * 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) | | |
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