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Individual Calculations May 2017 |
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| Sergin, Mark Total change: -22.80 | |   |
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| GRENKE Chess Open 2017 A-Open | Karlsruhe | GER | 2017-04-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2134 | 2232 | 4.50 | 9 | -1.14 | 20 | -22.80 | |
|  Chernykh, Arkady | | | 1949 | GER | 0.50 | 1 | -0.34 | 20 | -6.80 | |  Herrmann, Luca | | | 1950 | ITA | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Cserba, Andras | | | 2055 | GER | 0.00 | 1 | -0.73 | 20 | -14.60 | | | Neumann, Martin | | | 2039 | GER | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Gebhardt, Uwe | | | 2078 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Saptarshi, Roy | m | | 2425 | IND | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Poetsch, Hagen | m | | 2497 | GER | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Heinemann, Ernst | | | 2107 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Faust, Martin | | | 2110 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | |
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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