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Individual Calculations May 2013 |
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| Roy, Ali Total change: 15.90 | |   |
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| Edinburgh Premier 2013 | Edinburgh | SCO | 2013-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2021 | 1857 | 2.50 | 5 | 1.06 | 15 | 15.90 | |
|  Marks, Ian A | | | 1967 | SCO | 0.50 | 1 | 0.15 | 15 | 2.25 | |  Hulme, William | | | 2003 | SCO | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Grant, Alan G | | | 2164 | SCO | 0.50 | 1 | 0.36 | 15 | 5.40 | | | Kynoch, Richard J P | | | 1959 | SCO | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Brechin, Hugh R | | | 2013 | SCO | 0.50 | 1 | 0.21 | 15 | 3.15 | |
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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