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Individual Calculations July 2009 |
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| Ko, Wei-Liang William Total change: 8.75 | |   |
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| May Day FIDE Rating Tournament 2009 | Singapore | SIN | 2009-05-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1858 | 1805 | 2.50 | 5 | 0.35 | 25 | 8.75 | |
|  Mooi, Osric Kok Onn | | | 2012 | SIN | 0.00 | 1 | -0.23 | 25 | -5.75 | | | Ong, Wah-Peng John | | | 1766 | SIN | 0.50 | 1 | -0.05 | 25 | -1.25 | |  Chua, Xavier | | | 1728 | SIN | 1.00 | 1 | 0.39 | 25 | 9.75 | | | Ow, Jun Wai Ryan | | | 1870 | SIN | 1.00 | 1 | 0.59 | 25 | 14.75 | | | Chan, Wei-Yi Victoria | | wf | 1912 | SIN | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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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