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Individual Calculations September 2015 |
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| Barr, Gabriel J Total change: -6.40 | |   |
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| 102nd British Chess Championships Weekend Open | Coventry | ENG | 2015-07-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2013 | 1845 | 1.00 | 4 | -0.16 | 40 | -6.40 | |
|  Clark, Ian C | | | 2021 | ENG | 1.00 | 1 | 0.73 | 40 | 29.20 | |  Tan, Ken Wei | | | 2019 | MAS | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Davison, Chris | | | 1870 | ENG | 0.00 | 1 | -0.47 | 40 | -18.80 | | | Harborne, Matthew J | | | 2140 | ENG | 0.00 | 1 | -0.15 | 40 | -6.00 | |
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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