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Individual Calculations January 2012 |
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| Sarmadi, Ashkan Total change: 1.80 | |   |
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| Welsh Chess Premier League Round 1-3 | Various | WLS | 2011-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2023 | 2011 | 1.50 | 3 | 0.06 | 30 | 1.80 | |
|  Thomas, James | | | 1844 | WLS | 0.00 | 1 | -0.72 | 30 | -21.60 | | | Roberts, David L | | | 2088 | ENG | 1.00 | 1 | 0.61 | 30 | 18.30 | | | May, Frank | | | 2137 | WLS | 0.50 | 1 | 0.17 | 30 | 5.10 | |
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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