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Individual Calculations November 2015 |
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| Cummins, J Total change: -32.80 | |   |
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| 41st Guernsey International Chess Festival Open | Guernsey | GCI | 2015-10-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1931 | 1823 | 0.50 | 6 | -1.64 | 20 | -32.80 | |
|  Oehne, Timo | | | 2010 | GER | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Burton, Ronnie | | | 1972 | ENG | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Spanton, Tim R | | | 1928 | ENG | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Petersons, Ojars | | | 1827 | LAT | 0.00 | 1 | -0.49 | 20 | -9.80 | | | Hardy, Roger | | | 1949 | ENG | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Bakker, Joop | | | 1899 | NED | 0.00 | 1 | -0.40 | 20 | -8.00 | |
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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