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Individual Calculations December 2019 |
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| Radon, Vida Total change: 0.80 | |   |
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| Seniorschack Host 2019 Klass 4A | Stockholm | SWE | 2019-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1209 | 1080 | 1.50 | 5 | -0.17 | 20 | -3.40 | |
|  Gronberg, Peter | | | 1269 | SWE | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Valtersson, Ivana | | | 1124 | SWE | 1.00 | 1 | 0.56 | 20 | 11.20 | |  Paulin, Thomas | | | 1168 | SWE | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Karlsson, Bengt 1933 | | | 1347 | SWE | 0.50 | 1 | 0.32 | 20 | 6.40 | | | Flardh, Anders | | | 1139 | SWE | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1087 | 0.50 | 3 | 0.21 | 20 | 4.20 | |
| | Stordahl, Vidar | | | 1487 * | SWE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Kalingas, Dimitris | | | 1426 | GRE | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Wretljung, Lennart | | | 1473 | SWE | 0.50 | 1 | 0.41 | 20 | 8.20 | | | * 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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