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Individual Calculations January 2015 |
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| Bridges, Paul Total change: 3.20 | |   |
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| 47th West Wales Congress | Swansea | WLS | 2014-11-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2034 | 1860 | 1.00 | 3 | 0.16 | 20 | 3.20 | |
|  Rayner, Francis | | | 2148 | WLS | 0.00 | 1 | -0.16 | 20 | -3.20 | |  Hatchett, Paul | | | 1984 | WLS | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Jones, Ian Robert | | | 1970 | WLS | 0.50 | 1 | 0.15 | 20 | 3.00 | |
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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