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Individual Calculations January 2020 |
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| Berdyga, Mariusz Total change: -63.20 | |   |
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| II Jesienna Kolowka u Stefana Wronicza 2019 grupa B | Warszawa | POL | 2019-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1275 | 1428 | 5.50 | 10 | -1.44 | 20 | -28.80 | |
|  Jazdzyk, Jakub | | | 1219 | POL | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Bialczynski, Michal | | | 1216 | POL | 0.00 | 1 | -0.77 | 20 | -15.40 | |  Matyszkiewicz, Radoslaw | | | 1378 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Tomczyk, Ryszard | | | 1265 | POL | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Skonieczny, Marcin | | | 1114 | POL | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Delikat, Adam | | | 1178 | POL | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Kita, Jaroslaw | | | 1391 | POL | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Matyszkiewicz, Radoslaw | | | 1378 | POL | 0.50 | 1 | -0.07 | 20 | -1.40 | | | Kita, Jaroslaw | | | 1391 | POL | 0.00 | 1 | -0.55 | 20 | -11.00 | | | Bialczynski, Michal | | | 1216 | POL | 0.50 | 1 | -0.27 | 20 | -5.40 | |
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) | | | | 222nd YMCA Autumn 2019-C | Warszawa | POL | 2019-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1428 | 1.00 | 4 | -1.15 | 20 | -23.00 | |
| | Szumigaj, Marcin | | | 1433 | POL | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Budny, Piotr | | | 1381 | POL | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Winogrodzki, Jozef | | | 1415 | POL | 0.00 | 1 | -0.52 | 20 | -10.40 | | | Kwiek, Janusz | | | 1379 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | |
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) | | | | IV Ursynowski Festiwal Szachowy - Grupa FIDE | Warszawa | POL | 2019-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1419 | 1428 | 2.00 | 5 | -0.57 | 20 | -11.40 | |
| | Chomczyk, Marek | | | 1828 * | POL | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Seklecki, Jakub | | | 1337 | POL | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Szarfemberg, Pawel | | | 1531 | POL | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Krogulski, Maksymilian | | | 1035 | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Wisniewski, Adam | | | 1362 | POL | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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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