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Individual Calculations May 2017 |
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| Koehler, Gerhard, Dr. Total change: 4.20 | |   |
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| Kortchnoi-Memorial Master Tournament | Zurich | SUI | 2017-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2248 | 2158 | 3.00 | 7 | 0.21 | 20 | 4.20 | |
|  Rusconi, Benito | | | 1920 | SUI | 0.50 | 1 | -0.30 | 20 | -6.00 | |  Buehler, Michael | | | 2030 | SUI | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Ballmann, Martin | m | | 2395 | SUI | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Miezis, Normunds | g | | 2468 | LAT | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Portmann, Daniel | | | 2054 | SUI | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Jenni, Florian | g | | 2472 | SUI | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Moor, Roger | m | | 2397 | SUI | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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