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Individual Calculations December 2019 |
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| Lacko, Sandro Total change: 30.80 | |   |
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| Hasselbacken Chess Open 2019 Lang | Stockholm | SWE | 2019-11-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1602 | 2.00 | 4 | 0.77 | 40 | 30.80 | |
|  Pettersson, Lars-Ake | | | 1708 | SWE | 1.00 | 1 | 0.64 | 40 | 25.60 | |  Rosenthal, Emanuel | | | 1703 | SWE | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Pettersson, Lars 1954 | | | 1735 | SWE | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Nyberg, Bo | | | 1852 | SWE | 0.00 | 1 | -0.19 | 40 | -7.60 | |
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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