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Individual Calculations November 2009 |
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| Kowalczyk, Adam Total change: -41.40 | |   |
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| The 45th Akiba Rubinstein - International Chess Festival - Open B | Polanica Zdroj | POL | 2009-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1748 | 1745 | 3.00 | 9 | -1.43 | 15 | -21.45 | |
|  Dowgird, Filip | | | 2011 | POL | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Wisniewski, Michal | | | 1456 | POL | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Ratajczyk, Rafal | | | 1891 | POL | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Siedlanowski, Lukasz | | | 1687 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | | | Zysko, Teresa | | | 1699 | POL | 0.00 | 1 | -0.56 | 15 | -8.40 | | | Dadello, Aleksandra | | | 1731 | POL | 0.00 | 1 | -0.52 | 15 | -7.80 | | | Wolski, Jerzy | | | 1993 | POL | 1.00 | 1 | 0.81 | 15 | 12.15 | | | Kwasniewski, Pawel | | | 1470 | POL | 0.50 | 1 | -0.33 | 15 | -4.95 | | | Zak, Pawel | | | 1792 | POL | 1.00 | 1 | 0.57 | 15 | 8.55 | |
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) | | | | The 45th Akiba Rubinstein - International Chess Festival - Open D | Polanica Zdroj | POL | 2009-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1745 | 4.50 | 7 | -0.50 | 15 | -7.50 | |
| | Koza, Stanislaw | | | 1438 | POL | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Jarmula, Lukasz | | | 1574 | POL | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Mykita, Andrzej | | | 1657 | POL | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Lachowicz, Judyta | | | 1679 | POL | 0.50 | 1 | -0.09 | 15 | -1.35 | | | Ziemba, Artur | | | 1638 | POL | 0.50 | 1 | -0.15 | 15 | -2.25 | | | Ostalska, Natalia | | | 1530 | POL | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Zyla, Agata | | | 1529 | POL | 0.50 | 1 | -0.28 | 15 | -4.20 | |
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) | | | | Mistrzostwa Miedzywojewódzkie Juniorow 2009 LD+SK Grupa C-13 | Rudki k. Nowej Slupii | POL | 2009-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1720 | 2.00 | 5 | -0.83 | 15 | -12.45 | |
| | Kruszynski, Krzysztof | | | 1694 | POL | 0.50 | 1 | -0.04 | 15 | -0.60 | | | Kowalczyk, Mariusz | | | 1735 | POL | 0.50 | 1 | 0.02 | 15 | 0.30 | | | Ziemba, Artur | | | 1628 | POL | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Fronczak, Sebastian | | | 1647 | POL | 0.50 | 1 | -0.10 | 15 | -1.50 | | | Kolodziej, Przemyslaw | | | 1659 | POL | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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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