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Individual Calculations September 2009 |
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| Kelly, Ian G Total change: -3.15 | |   |
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| British Championships-Seniors | Torquay | ENG | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 2063 | 2.50 | 5 | -0.21 | 15 | -3.15 | |
|  James, Geoffrey H | c | | 2204 | ENG | 0.00 | 1 | -0.31 | 15 | -4.65 | |  Macrae, James S | | | 1765 | SCO | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Smith, Ivor B N | | | 2132 | ENG | 0.00 | 1 | -0.40 | 15 | -6.00 | | | Norman, Dinah M | | wc | 1950 | ENG | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Cook, Michael P | | | 2062 | ENG | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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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