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Individual Calculations November 2017 |
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| Prill, Gerhard Total change: 11.60 | |   |
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| 43rd Guernsey International Chess Festival - Open | Guernsey | GCI | 2017-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1948 | 4.00 | 7 | 0.58 | 20 | 11.60 | |
|  Mack, Wolfgang | f | | 2149 | GER | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Gravett, Alan D | | | 1810 | ENG | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Boldt, Heinrich | | | 1835 | GER | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Brookfield, Toby | c | | 1859 | GCI | 1.00 | 1 | 0.38 | 20 | 7.60 | | | Taylor, Mark V | | | 2015 | ENG | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Goris, Ton | | | 2006 | NED | 1.00 | 1 | 0.58 | 20 | 11.60 | | | Prins, Jan | | | 2025 | NED | 0.50 | 1 | 0.11 | 20 | 2.20 | |
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) | | |
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