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Individual Calculations September 2015 |
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| Forman, Karl L Total change: -17.80 | |   |
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| 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 2021 | 2.00 | 4 | -0.89 | 20 | -17.80 | |
|  Gartside, Carl | | | 1826 | ENG | 1.00 | 1 | 0.25 | 20 | 5.00 | |  Snook-Lumb, Chris | | | 1664 | ENG | 0.00 | 1 | -0.89 | 20 | -17.80 | | | Wright, Jonathan | | | 1899 | ENG | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Walker, Samuel A | | | 1960 | ENG | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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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