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Individual Calculations September 2021 |
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| Krejci, Jan Total change: -2.60 | |   |
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| CZECH OPEN 2021 - B - open rating tournament | Pardubice | CZE | 2021-07-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1622 | 1540 | 2.50 | 9 | -1.14 | 20 | -22.80 | |
|  Vlkovic, Pavol | | | 1839 | SVK | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Stodola, Jakub | | | 1779 | CZE | 1.00 | 1 | 0.80 | 20 | 16.00 | |  Sklenar, Tomas | | | 1812 | CZE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Tsapanidis, Vasilis | | | 1768 | CZE | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Buchtova, Viktorie | | | 1432 | CZE | 0.00 | 1 | -0.65 | 20 | -13.00 | | | Plate, Marion Helga | | | 1631 | CZE | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Slapak, Petr | | | 1488 | CZE | 0.00 | 1 | -0.57 | 20 | -11.40 | | | Stehlik, Pavel | | | 1499 | CZE | 1.00 | 1 | 0.44 | 20 | 8.80 | | | Hafermann, Lara | | | 1349 | GER | 0.50 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Mistrovstvi CR senioru nad 70 let 2021 | Rychnov nad Kneznou | CZE | 2021-08-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1767 | 1540 | 3.00 | 9 | 1.01 | 20 | 20.20 | |
| | Laska, Zdenek | | | 1827 | CZE | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Chmelik, Jiri | | | 1885 | CZE | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Haderka, Karel | | | 1781 | CZE | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Majerik, Vladimir | | | 1856 | CZE | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Fiser, Jiri | | | 1815 | CZE | 0.00 | 1 | -0.17 | 20 | -3.40 | | | Cermak, Tomas | | | 1720 | CZE | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Slovak, Martin | | | 1678 | CZE | 1.00 | 1 | 0.69 | 20 | 13.80 | | | Janecek, Frantisek | | | 1653 | CZE | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Koudelka, Milos | | | 1688 | CZE | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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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