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Individual Calculations February 2018 |
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| Graczyk, Piotr Total change: -30.00 | |   |
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| III Czernikowski Festiwal Szachowy - Grupa A | Czernikowo | POL | 2017-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1415 | 1351 | 1.00 | 4 | -0.77 | 20 | -15.40 | |
|  Grodzicki, Tomasz | | | 1740 | POL | 0.00 | 1 | -0.09 | 20 | -1.80 | |  Ostrowski, Mateusz | | | 1265 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Syrkiewicz, Michal | | | 1440 | POL | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Gesicki, Zbigniew | | | 1214 | POL | 0.00 | 1 | -0.68 | 20 | -13.60 | |
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) | | | | Druzynowe Mistrzostwa KPZSzach sezon 2017/2018 Round 4-6 | Bydgoszcz | POL | 2018-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1457 | 1347 | 0.00 | 2 | -0.73 | 20 | -14.60 | |
| | Juszczak, Milosz | | | 1329 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | | | Matusiak, Marcin | | | 1584 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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