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Individual Calculations September 2015 |
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| Long, Matthew Total change: -69.20 | |   |
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| 102nd British Chess Championships Under 180 | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1898 | 2140 | 2.50 | 4 | -0.70 | 40 | -28.00 | |
|  Matthews, Adrian M S | | | 1883 | ENG | 0.00 | 1 | -0.82 | 40 | -32.80 | |  Newell, David F | | | 1874 | ENG | 1.00 | 1 | 0.18 | 40 | 7.20 | | | Slinger, Tony J | | | 1919 | ENG | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Rowan, Paul | | | 1916 | ENG | 1.00 | 1 | 0.22 | 40 | 8.80 | |
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) | | | | 102nd British Chess Championships Week 1 PM Open | Coventry | ENG | 2015-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 2140 | 3.00 | 5 | -1.03 | 40 | -41.20 | |
| | Sutton, Daniel | | | 1789 | ENG | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Snook-Lumb, Chris | | | 1740 * | ENG | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Dalton, Joseph | | | 1825 | ENG | 0.50 | 1 | -0.36 | 40 | -14.40 | | | Jayawarna, Nugith | | | 1740 * | ENG | 0.50 | 1 | -0.42 | 40 | -16.80 | | | James, Russell A | | | 2180 | ENG | 0.50 | 1 | 0.06 | 40 | 2.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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