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Individual Calculations September 2021 |
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| Petirova, Iva Total change: 1.20 | |   |
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| CZECH OPEN 2021 - C - open rating tournament | Pardubice | CZE | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1392 | 1488 | 5.50 | 9 | 0.03 | 40 | 1.20 | |
|  Pisova, Adriana | | | 1088 * | CZE | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Svoboda, Ondrej | | | 1176 | CZE | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Rehacek, Oldrich | | | 1293 | CZE | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Beyer, Lorenz | | | 1362 | GER | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Jun, Robert | | | 1282 | CZE | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Timagina, Sofia | | | 1347 | SLO | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Zelkin, Vladimir | | | 1688 | ISR | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Vorel, Bohuslav | | | 1606 | CZE | 0.50 | 1 | 0.16 | 40 | 6.40 | | | Janko, Jan | | | 1690 | CZE | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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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