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Individual Calculations November 2018 |
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| Purdon, Colin Total change: 16.80 | |   |
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| 44th Guernsey International Chess Festival - Open | GUERNSEY | GCI | 2018-10-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2154 | 2036 | 3.50 | 7 | 0.84 | 20 | 16.80 | |
|  Canonne, Antoine | | | 1902 | FRA | 1.00 | 1 | 0.32 | 20 | 6.40 | |  Hillarp Persson, Tiger | g | | 2436 * | SWE | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Campbell, Ian | | | 1969 | ENG | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Thurlow, Kevin J | c | | 2002 | ENG | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Grieve, Harry | f | | 2292 | ENG | 1.00 | 1 | 0.81 | 20 | 16.20 | | | Le Roux, Jean-Pierre | g | | 2436 * | FRA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Havenaar, Jan | | | 2043 | NED | 0.00 | 1 | -0.49 | 20 | -9.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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