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Individual Calculations May 2018 |
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| Hoerstmann, Martin Total change: -13.80 | |   |
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| GRENKE Chess Open 2018 A-Open | Karlsruhe | GER | 2018-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2177 | 2248 | 5.00 | 9 | -0.31 | 20 | -6.20 | |
|  Haerig, Wilfried | | | 1990 | GER | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Lampert, Jonas | m | | 2532 | GER | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Ziegenfuss, Holger | | | 2075 | GER | 1.00 | 1 | 0.27 | 20 | 5.40 | | | Potluri, Saye Srreezza | | | 1917 | IND | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Gokerkan, Cem Kaan | m | | 2408 | TUR | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Reck, Moritz | | | 2126 | GER | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Hoffmann, Sebastian | | | 2108 | GER | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Goldenstein, Arnd | | | 2046 | GER | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Horton, Andrew P | f | | 2393 | ENG | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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) | | | | Oberliga Nord-West 2017/2018 April 2018 | various | GER | 2018-04-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2332 | 2248 | 0.00 | 1 | -0.38 | 20 | -7.60 | |
| | Bertholee, Rob | f | | 2332 | NED | 0.00 | 1 | -0.38 | 20 | -7.60 | |
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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