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Individual Calculations April 2020 |
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| Kwiek, Janusz Total change: -46.00 | |   |
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| 225th YMCA Winter 2020-B | Warszawa | POL | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1751 | 1549 | 4.00 | 10 | 1.49 | 20 | 29.80 | |
|  Sypula, Krzysztof | | | 1667 | POL | 1.00 | 1 | 0.66 | 20 | 13.20 | |  Poniewierski, Piotr | | | 1837 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Koziol, Pawel | | | 1788 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Omar, Mohamed | | | 1834 | EGY | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Potocki, Karol | | | 1845 | POL | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Safanowski, Tomasz | | | 1834 | POL | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Dabrowski, Leszek | | | 1598 | POL | 1.00 | 1 | 0.57 | 20 | 11.40 | | | Kalejta, Arkadiusz | | | 1774 | POL | 0.50 | 1 | 0.28 | 20 | 5.60 | | | Sloniewska, Alicja | | | 1683 | POL | 0.50 | 1 | 0.18 | 20 | 3.60 | | | Kasperski, Marcin | | | 1647 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | |
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) | | | | X Otwarte Mistrzostwa Garnizonu Warszawa w szachach klasycznych 2020 1-8 | Warszawa | POL | 2020-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1450 | 1549 | 2.00 | 7 | -2.25 | 20 | -45.00 | |
| | Jochym, Slawomir | | | 1149 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Michalak, Augustyn | | | 1782 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Grzybowski, Rafal | | | 1317 | POL | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Wojna, Dominik | | | 1215 | POL | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Wilczynski, Adam | | | 1543 | POL | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Prazmowski, Wlodzimierz | | | 1500 | POL | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Ceglowski, Ryszard | | | 1646 | POL | 0.00 | 1 | -0.37 | 20 | -7.40 | | | * 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) | | | | Ursynowski Festiwal Szachowy 2020 - grupa FIDE - Turniej I GRAND PRIX | Warszawa | POL | 2020-02-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1532 | 0.50 | 4 | -1.54 | 20 | -30.80 | |
| | Tychulski, Krzysztof | | | 1775 | POL | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Raclawicki, Kacper | | | 1902 | POL | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Srinivas, Nayak S | | | 1167 | IND | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Kowalski, Witold | | | 1247 | POL | 0.00 | 1 | -0.84 | 20 | -16.80 | |
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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