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Individual Calculations September 2011 |
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| Gamage, Chathulanka Total change: 1.20 | |   |
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| Sri Lanka Major Division Colombo Chess Championship, 2011 | Colombo | SRI | 2011-07-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1920 | 1629 | 0.50 | 3 | 0.04 | 30 | 1.20 | |
|  Thrimavitharana, Ravin | | | 1910 | SRI | 0.00 | 1 | -0.16 | 30 | -4.80 | |  Herath, N P | | | 1975 | SRI | 0.00 | 1 | -0.11 | 30 | -3.30 | | | Koralegedara, Indika | | | 1876 | SRI | 0.50 | 1 | 0.31 | 30 | 9.30 | |
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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