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Individual Calculations February 2020 |
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| Kozak, Jan Total change: 59.60 | |   |
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| International Chess Festival VARSOVIA 2019 - group C | Warszawa | POL | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1338 | 1056 | 2.50 | 7 | 1.28 | 40 | 51.20 | |
|  Wiktorowski, Janusz | | | 1440 | POL | 0.50 | 1 | 0.41 | 40 | 16.40 | |  Prazmowski, Wlodzimierz | | | 1456 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Laszczuk, Zuzanna | | | 1297 | POL | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Zablocka, Marta | | | 1307 | POL | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Klim, Juliusz | | | 1350 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Laszczuk, Marcelina | | | 1157 | POL | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Ciborowski, Konrad Jr | | | 1356 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | * 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) | | | | Otwarta Liga Mazowiecka 2019/2020 Round 3-8 | Masovian district | POL | 2020-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1368 | 1090 | 1.00 | 4 | 0.21 | 40 | 8.40 | |
| | Kaluza, Maksymilian | | | 1478 | POL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Markiewicz, Michal | | | 1490 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nowakowski, Sebastian | | | 1399 | POL | 0.50 | 1 | 0.36 | 40 | 14.40 | | | Golebiowski, Bartlomiej | | | 1106 | POL | 0.50 | 1 | 0.02 | 40 | 0.80 | | | * 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) | | |
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