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Rapid:
Individual Calculations February 2013 |
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| Purvis, Anna Total change: 9.80 | |   |
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| 104th Richmond Rapidplay Major | London | ENG | 2012-11-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1760 | 1562 | 1.50 | 4 | 0.51 | 20 | 10.20 | |
|  Clegg, Chris R A | | | 1816 | ENG | 0.00 | 1 | -0.19 | 20 | -3.80 | |  Sloan, Cecil | | | 1724 | USA | 1.00 | 1 | 0.71 | 20 | 14.20 | | | Liang, Jake Z | | | 1778 | ENG | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Miu, Marinel | | | 1720 | ROU | 0.50 | 1 | 0.21 | 20 | 4.20 | |
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) | | | | London Rapidplay Open Jan 2013 | London | ENG | 2013-01-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1770 | 1562 | 0.50 | 2 | -0.02 | 20 | -0.40 | |
| | Vlcek, Marek | | | 1905 | CZE | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Bynnersley, Ag (tony) | | | 1634 | ENG | 0.50 | 1 | 0.10 | 20 | 2.00 | |
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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