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Individual Calculations May 2019 |
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| Boersma, David Total change: -45.60 | |   |
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| GRENKE Chess Open 2019 B-Open | Karlsruhe | GER | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1704 | 1903 | 3.00 | 7 | -2.28 | 20 | -45.60 | |
|  Tangen, Johanna | | | 1669 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Maisuradze, Daviti | | | 1763 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Winter, Michael | | | 1675 | GER | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Stiefelmeyer, Michael | | | 1759 | GER | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Herlt, Klaus | | | 1681 | GER | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Urban, Michael | | | 1702 | GER | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Rauthe, Pascal | | | 1680 | GER | 0.00 | 1 | -0.78 | 20 | -15.60 | |
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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