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Individual Calculations September 2017 |
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| Kosin, Jens Total change: -1.20 | |   |
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| 3. Bayer Sommeropen 2017 | Leverkusen | GER | 2017-08-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1900 | 2083 | 3.50 | 5 | -0.06 | 20 | -1.20 | |
|  Axmann, Michael, Dr. | | | 1827 | GER | 0.50 | 1 | -0.31 | 20 | -6.20 | |  Ding, Zheheng | | | 1775 | GER | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Hermes, Frank | | | 1723 | GER | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Chetverik, Maxim | m | | 2250 | RUS | 0.00 | 1 | -0.28 | 20 | -5.60 | | | Jacobi, Niklas | | | 1923 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | |
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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