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Individual Calculations September 2013 |
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| Ai, Farshad Total change: 7.65 | |   |
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| British Championship 5-day Open AM Week 1 | Torquay | ENG | 2013-07-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1888 | 1895 | 2.00 | 3 | 0.51 | 15 | 7.65 | |
|  Wells, Jonathan C | | | 2037 | ENG | 0.50 | 1 | 0.19 | 15 | 2.85 | |  Olbison, Philip J | | | 1997 | ENG | 0.50 | 1 | 0.14 | 15 | 2.10 | | | Evans, Helen I | | | 1630 | ENG | 1.00 | 1 | 0.18 | 15 | 2.70 | |
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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