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Individual Calculations November 2023 |
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| Dijksterhuis, Rolf Total change: -6.80 | |   |
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| 47th Guernsey International Chess Festival - Open Tournament | St. Peter Port | GCI | 2023-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1944 | 1872 | 2.50 | 7 | -0.34 | 20 | -6.80 | |
|  Wager, John D | | | 2047 | ENG | 0.50 | 1 | 0.23 | 20 | 4.60 | |  Rosen, Daniel B | c | | 1981 | ENG | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Hamperl, Fred | f | | 1998 | GCI | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Giulian, Philip M | f | | 2081 | SCO | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Gravett, Alan D | | | 1810 | ENG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | Kirk, Matthew | | | 1747 | GCI | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Heppell, Ian N | | | 1944 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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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