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Individual Calculations December 2019 |
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| Alquist, Erik Total change: 38.20 | |   |
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| Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1968 | 2003 | 2.50 | 4 | 0.33 | 20 | 6.60 | |
|  Johannesson, Oliver | f | | 2263 | ISL | 0.00 | 1 | -0.18 | 20 | -3.60 | |  Hammerman, Christian | | | 1767 | SWE | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Eriksson, Kristian | | | 2105 | SWE | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Nilsson, Oliver | | | 1735 | SWE | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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) | | | | World Senior Chess Championship 2019 - Open 65 | Bucuresti | ROU | 2019-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2003 | 5.50 | 10 | 1.58 | 20 | 31.60 | |
| | Jansa, Vlastimil | g | | 2403 * | CZE | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Schulz, Michael | f | | 2138 | GER | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Benggawan, Undriadi | | | 1603 * | CAN | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kristiansen, Erling | f | | 2137 | NOR | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Gunnarsson, Lennart | | | 1786 | SWE | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Osiecki, Stanislaw | | | 2129 | POL | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Jurek, Josef | m | | 2250 | CZE | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Kertesz, Alfred | m | | 2226 | GER | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Gundersen, Helge | | | 2079 | NOR | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Tsynman, Boris | | | 2108 | RUS | 1.00 | 1 | 0.64 | 20 | 12.80 | | | * 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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