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Individual Calculations December 2015 |
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| Guy, David Total change: -4.80 | |   |
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| 48th West Wales Championship | Swansea | WLS | 2015-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1816 | 1887 | 1.50 | 3 | -0.24 | 20 | -4.80 | |
|  Pleasants, Allan J | | | 2030 | WLS | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Di-Vetta, Andrew | | | 1587 | WLS | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Bridges, Paul | | | 1832 | WLS | 0.50 | 1 | -0.08 | 20 | -1.60 | |
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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