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Individual Calculations April 2018 |
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| Guelden, Ralf Total change: -32.80 | |   |
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| 16. Bayer Open February 2018 | Leverkusen | GER | 2018-02-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1443 | 1722 | 0.50 | 1 | -0.34 | 40 | -13.60 | |
|  Boschen, Fritz | | | 1443 | GER | 0.50 | 1 | -0.34 | 40 | -13.60 | |
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) | | | | 16. Bayer Open March 2018 | Leverkusen | GER | 2018-03-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1507 | 1699 | 1.00 | 2 | -0.48 | 40 | -19.20 | |
|  Breuer, Achim | | | 1570 | GER | 0.50 | 1 | -0.17 | 40 | -6.80 | | | Roder, Stephan | | | 1444 | GER | 0.50 | 1 | -0.31 | 40 | -12.40 | |
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) | | |
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