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Individual Calculations February 2015 |
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| Ptaszek, Piotr Total change: -9.80 | |   |
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| Druzynowe Mistrzostwa Slaska seniorow 2014/2015 | Wojewodztwo slaskie | POL | 2014-10-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1818 | 1726 | 5.50 | 9 | 2.04 | 20 | 40.80 | |
|  Muszynski, Maciej | | | 1680 | POL | 0.50 | 1 | -0.06 | 20 | -1.20 | |  Jach, Alfred | | | 1863 | POL | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Szolc, Grzegorz | | | 1779 | POL | 0.00 | 1 | -0.43 | 20 | -8.60 | | | Brozek, Ewa | | | 1715 | POL | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Mucha, Piotr | | | 2066 | POL | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Zawierucha, Aleksander | | | 1944 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Kucza, Jan | | | 1438 | POL | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Matuszczyk, Krystian | | | 1954 | POL | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Bondar, Patryk | | | 1926 | POL | 1.00 | 1 | 0.76 | 20 | 15.20 | |
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) | | | | XXV Miedzynarodowy Festiwal Szachowy CRACOVIA 2014 Grupa C | Krakow | POL | 2014-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1726 | 4.50 | 9 | -2.53 | 20 | -50.60 | |
| | Haluch, Kacper | | | 1454 | POL | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Szczerbak, Stefan | | | 1585 | POL | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Bogut, Maksymilian | | | 1475 | POL | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Szelag, Zuzanna | | | 1520 | POL | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Kostecka, Marika | | | 1507 | POL | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Burdzy, Joanna | | | 1460 | POL | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Chowaniec, Artur | | | 1493 | POL | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Bylica, Jacek | | | 1499 | POL | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Wikar, Martyna | | | 1527 | POL | 0.00 | 1 | -0.76 | 20 | -15.20 | |
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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