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Individual Calculations May 2019 |
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| Marzec, Witold Total change: -9.60 | |   |
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| GRENKE Chess Open 2019 B-Open | Karlsruhe | GER | 2019-04-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1719 | 1721 | 2.00 | 5 | -0.48 | 20 | -9.60 | |
|  Schmitt-Schott, Joscha | | | 1851 | GER | 0.00 | 1 | -0.32 | 20 | -6.40 | | | Sperber, Ulrich | | | 1834 | GER | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Grabs, Peter | | | 1498 | GER | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Lose-Schranckenmuller, Daniele | | | 1562 | FRA | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Schneider, Edward | | | 1852 | GER | 0.50 | 1 | 0.18 | 20 | 3.60 | |
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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