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Individual Calculations September 2010 |
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| Kosztyla, Andrzej Total change: -30.00 | |   |
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| Festiwal Szachowy Spotkania przy szachownicy-Open B | Krakow | POL | 2010-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1603 | 1671 | 1.00 | 3 | -0.77 | 15 | -11.55 | |
|  Byrka, Joanna | | | 1831 | POL | 0.00 | 1 | -0.29 | 15 | -4.35 | |  Kyc, Jerzy | | | 1522 | POL | 0.50 | 1 | -0.20 | 15 | -3.00 | | | Lankof, Piotr | | | 1455 | 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 KKSz Seniorów | Krakow | POL | 2010-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1681 | 1.50 | 5 | -1.23 | 15 | -18.45 | |
| | Polek, Marek | | | 1703 | POL | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Wojtyna, Marek | | | 1720 | POL | 0.50 | 1 | 0.05 | 15 | 0.75 | | | Kapcia, Janusz | | | 1468 | POL | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Czaplak, Lukasz | | | 1714 | POL | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Trebala, Michal | | | 1614 | POL | 0.00 | 1 | -0.59 | 15 | -8.85 | |
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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