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Individual Calculations November 2017 |
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| Kirby, Peter J. Total change: -9.20 | |   |
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| 43rd Guernsey International Chess Festival - Open | Guernsey | GCI | 2017-10-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1943 | 1996 | 3.50 | 7 | -0.46 | 20 | -9.20 | |
|  Winter, Kevin | | | 1774 | ENG | 0.50 | 1 | -0.28 | 20 | -5.60 | |  Boldt, Heinrich | | | 1835 | GER | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Jackson, Oliver A | f | | 2168 | ENG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Ingham, H William | | | 1817 | ENG | 0.50 | 1 | -0.23 | 20 | -4.60 | | | Schadd, Jan | | | 1869 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Curtis, John E | | | 2093 | ENG | 0.50 | 1 | 0.13 | 20 | 2.60 | | | Purdon, Colin | | | 2047 | ENG | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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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