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Individual Calculations March 2012 |
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| Foo, William J Total change: 17.70 | |   |
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| London Christmas Open 2011 | London | ENG | 2011-12-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1893 | 1925 | 4.50 | 6 | 1.30 | 15 | 19.50 | |
|  Cavendish, Joshua Z | | | 1589 | ENG | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Jones, William E G | | | 2111 | ENG | 0.00 | 1 | -0.26 | 15 | -3.90 | | | Kalaiyalahan, Akshaya | | | 1667 | ENG | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Thomas, Phillip | | | 1873 | SCO | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Graham, David B | | | 2194 | ENG | 1.00 | 1 | 0.83 | 15 | 12.45 | | | Tambini, Jasper | | | 1924 | ENG | 0.50 | 1 | 0.00 | 15 | 0.00 | |
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) | | | | Coulsdon New Year Open 2012 | Coulsdon | ENG | 2012-01-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2011 | 1941 | 1.50 | 4 | -0.12 | 15 | -1.80 | |
| | Healey, Michael W | | | 2110 | ENG | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Gibbs, Dominic V | | | 1953 | ENG | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Grattage, Matthew | | | 1969 | ENG | 0.00 | 1 | -0.46 | 15 | -6.90 | | | Staples, Daniel J | | | 2012 | ENG | 0.00 | 1 | -0.40 | 15 | -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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