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Individual Calculations August 2018 |
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| Kejna, Piotr Total change: 148.80 | |   |
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| European School Chess Championship - Open U11 | Krakow | POL | 2018-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1651 | 1506 | 5.00 | 8 | 2.42 | 40 | 96.80 | |
|  Meers, Hubert | | | 1797 | POL | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Trivedi, Aarnavh | | | 1602 | ENG | 1.00 | 1 | 0.63 | 40 | 25.20 | | | Taspinar, Yanki | | | 1780 | TUR | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Levitan, Yaron | | | 1364 | ISR | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Pevzner, Maks | | | 1555 | ISR | 1.00 | 1 | 0.57 | 40 | 22.80 | | | Kolesov, Gordey | | | 1742 | RUS | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Ergin, Sahin | | | 1813 | TUR | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Weissberg, Harel | | | 1554 | ISR | 1.00 | 1 | 0.57 | 40 | 22.80 | |
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) | | | | Druzynowe Mistrzostwa Polski Juniorow - I Liga 2018 | Kudowa-Zdroj | POL | 2018-07-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1776 | 1506 | 3.00 | 9 | 1.30 | 40 | 52.00 | |
| | Dzida, Kamil | | | 1854 | POL | 0.00 | 1 | -0.11 | 40 | -4.40 | | | Suder, Jakub | | | 1837 | POL | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Ochedzan, Tymon | c | | 1874 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Gorkiewicz, Mateusz | | | 1870 | POL | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Turski, Bartlomiej | | | 1893 | POL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Jedrusik, Adam | | | 1518 | POL | 0.00 | 1 | -0.48 | 40 | -19.20 | | | Adamczyk, Zuzanna | | | 1722 | POL | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Wojdak, Jan | | | 1754 | POL | 1.00 | 1 | 0.81 | 40 | 32.40 | | | Wrona, Florian | | | 1660 | POL | 1.00 | 1 | 0.71 | 40 | 28.40 | |
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) | | |
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