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Individual Calculations September 2021 |
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| Boff, Ondrej Total change: -16.80 | |   |
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| European Union Youth Championship 2021 - U10 | Kouty nad Desnou | CZE | 2021-08-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1336 | 1223 | 1.00 | 5 | -0.88 | 40 | -35.20 | |
|  Popzafirov, Danail | | | 1623 * | BUL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Bara, Jan | | | 1448 | CZE | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Komarek, Tobias | | | 1198 | CZE | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Sunea, Sara Maria | | | 1281 | ROU | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Janouskova, Eliska | | | 1129 | CZE | 0.00 | 1 | -0.63 | 40 | -25.20 | | | * 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) | | | | Jesenik Open 2021 - B | Jesenik | CZE | 2021-08-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1223 | 1.50 | 6 | 0.46 | 40 | 18.40 | |
| | Bohacek, Jan Andrej | | | 1457 | CZE | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Kubin, Tomas Daniel | | | 1566 | CZE | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Mik, Tomas | | | 1427 | CZE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Bucek, Miroslav | | | 1422 | CZE | 1.00 | 1 | 0.76 | 40 | 30.40 | | | Kirs, Pavel | | | 1518 | CZE | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Janecek, Miroslav | | | 1623 * | CZE | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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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