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Individual Calculations February 2018 |
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| Wacker, Peter Total change: -18.60 | |   |
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| Chess Festival Groningen 2017 - Open A | Groningen | NED | 2017-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2223 | 2323 | 1.50 | 4 | -1.01 | 20 | -20.20 | |
|  Bekedam, Tyro | | | 2073 | NED | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Kryakvin, Dmitry | g | | 2580 | RUS | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Weggen, Jeroen | | | 2126 | NED | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Pappelis, Dimitrios | | | 2114 | GRE | 0.00 | 1 | -0.77 | 20 | -15.40 | |
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) | | | | 2. Bundesliga West 2017/2018 January 2018 | various | GER | 2018-01-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2383 | 2325 | 0.50 | 1 | 0.08 | 20 | 1.60 | |
| | Schlecht, Daniel, Dr. | m | | 2383 | GER | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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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