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Individual Calculations September 2009 |
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| Tambini, Jasper Total change: -43.00 | |   |
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| British U16 Championships | Torquay | ENG | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1852 | 1986 | 0.50 | 2 | -0.86 | 25 | -21.50 | |
|  Sivakumar, Athman | | | 1818 | ENG | 0.00 | 1 | -0.72 | 25 | -18.00 | |  Burke, Mitchell R | | | 1885 | ENG | 0.50 | 1 | -0.14 | 25 | -3.50 | |
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) | | | | British Championships-Major Open | Torquay | ENG | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1855 | 1986 | 2.50 | 5 | -0.86 | 25 | -21.50 | |
| | Sivakumar, Athman | | | 1818 | ENG | 1.00 | 1 | 0.28 | 25 | 7.00 | | | Burke, Mitchell R | | | 1885 | ENG | 0.50 | 1 | -0.14 | 25 | -3.50 | | | Roy, Ali | | | 1762 | SCO | 1.00 | 1 | 0.22 | 25 | 5.50 | | | Webb, Matthew D | | | 1954 | ENG | 0.00 | 1 | -0.54 | 25 | -13.50 | | | Macgregor, Ian R | | | 1854 | SCO | 0.00 | 1 | -0.68 | 25 | -17.00 | |
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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