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Individual Calculations July 2012 |
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| Marley, Andrew Sg Total change: -3.60 | |   |
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| 4NCL | Various | ENG | 2011-11-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 1889 | 1.50 | 5 | -0.30 | 15 | -4.50 | |
|  Ball, Laurence | | | 2055 | RSA | 0.00 | 1 | -0.28 | 15 | -4.20 | |  Homer, Neil S | | | 1628 | ENG | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Hall, John | | | 2289 * | ENG | 0.50 | 1 | 0.42 | 15 | 6.30 | | | Ruthen, Stephen W | | | 2055 | ENG | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Wallis, Ian J | | | 2003 | ENG | 0.00 | 1 | -0.34 | 15 | -5.10 | | | * 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) | | | | e2e4 London Diamond Jubilee Congress Challengers | London | ENG | 2012-06-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1945 | 1929 | 1.50 | 3 | 0.06 | 15 | 0.90 | |
| | Othman, Mustapha | | | 1857 | NGR | 1.00 | 1 | 0.40 | 15 | 6.00 | | | Bucher, Grant | | | 2011 | ENG | 0.50 | 1 | 0.11 | 15 | 1.65 | | | Lunn, Matthew | | | 1967 | ENG | 0.00 | 1 | -0.45 | 15 | -6.75 | |
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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