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Individual Calculations April 2020 |
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| Sommaro, Katja Total change: 1.60 | |   |
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| World Senior Team Chess Championship 2020 - Open 50 plus | Prague | CZE | 2020-03-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2093 | 2075 | 3.00 | 6 | 0.08 | 20 | 1.60 | |
|  Sergeyev, Alexander | f | | 2398 | RUS | 0.00 | 1 | -0.13 | 20 | -2.60 | |  Summers, Charles | | | 1863 | WLS | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Marsalek, Zdenek | | | 2177 | CZE | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Jhunjhnuwala, Krishan | f | | 2341 | USA | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Bazantova, Marie | | | 1925 | CZE | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Buchholz, Ralf | | | 1851 | GER | 0.50 | 1 | -0.28 | 20 | -5.60 | |
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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