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Individual Calculations April 2015 |
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| Pniaczek, Marek Total change: -64.80 | |   |
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| Puchar Poronina 2015 w szachach klasycznych HARNAs | Poronin | POL | 2015-02-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1399 | 1736 | 1.00 | 2 | -0.75 | 40 | -30.00 | |
|  Meers, Hubert | | | 1336 * | POL | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Marszalek, Jakub | | | 1461 | POL | 0.00 | 1 | -0.83 | 40 | -33.20 | | | * 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) | | | | XII Otwarte Mistrzostwa KKSz Juniorów | Krakow | POL | 2015-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1730 | 3.00 | 5 | -0.87 | 40 | -34.80 | |
| | Suder, Jakub | | | 1531 | POL | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Namyslak, Piotr | | | 1611 | POL | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Pietrzak, Tomasz | | | 1375 | POL | 1.00 | 1 | 0.11 | 40 | 4.40 | | | Fiedorek, Michal | | | 1469 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Szczepanowski, Tomasz | | | 1543 | POL | 0.00 | 1 | -0.74 | 40 | -29.60 | |
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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