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Individual Calculations March 2015 |
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| Dabare, Pulasthi Total change: -27.60 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1370 | 1531 | 5.50 | 8 | 0.04 | 40 | 1.60 | |
|  Hewageegana, Sandith | | | 1131 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Liyanarachchi, Sanosh Shamal | | | 1257 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Priyadharshana, A A B D | | | 1931 * | SRI | 0.50 | 1 | 0.42 | 40 | 16.80 | | | Raheem, T Akeel | | | 1331 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Jayasinghe, Miyuni Thisanya | | | 1165 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Pathirana, W P Voji Nimla | | | 1299 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Ranasinghe, R A Arindu Himeth | | | 1131 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Jayaweera, C L | | | 1716 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | Sri Lanka Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1240 | 1538 | 3.50 | 5 | -0.73 | 40 | -29.20 | |
| | Wijekoon, Venuja Ransana | | | 1166 | SRI | 1.00 | 1 | 0.10 | 40 | 4.00 | | | Gamage, K G Vinal Vindipa | | | 1226 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Dampage, V Isuraka | | | 1333 | SRI | 0.00 | 1 | -0.76 | 40 | -30.40 | | | Iddamalgoda, I D S | | | 1234 | SRI | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Athukorala, A T N | | | 1239 | SRI | 0.50 | 1 | -0.35 | 40 | -14.00 | |
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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