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Individual Calculations May 2017 |
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| Petri, Raphael Total change: 15.80 | |   |
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| GRENKE Chess Open 2017 A-Open | Karlsruhe | GER | 2017-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2048 | 1819 | 2.50 | 8 | 0.79 | 20 | 15.80 | |
|  Erdmann, Stefan | | | 2165 | GER | 0.00 | 1 | -0.11 | 20 | -2.20 | |  Lehmann, Martin | | | 2046 | GER | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Ernst, Rolf | f | | 1991 | GER | 1.00 | 1 | 0.73 | 20 | 14.60 | | | Miller, Dominic | | | 2062 | ENG | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Grundmann, Alexander | | | 2003 | GER | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Krebs, Samuel | | | 2077 | SUI | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Rubina, Tatiana, Dr. | | | 2015 | MDA | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Szalewa, Sven | | | 2028 | GER | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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