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Individual Calculations July 2015 |
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| Nirmalarajah, S Total change: -59.60 | |   |
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| 5th Dhamso International Chess Festival 2015 | Ambalangoda | SRI | 2015-05-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1364 | 1621 | 3.50 | 7 | -1.94 | 20 | -38.80 | |
|  Ruhunage, Ramidu Uwantha | | | 1221 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Liyanapathirana, Pasan Vindula | | | 1847 | SRI | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Waduge, T S H A | | | 1221 * | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Athukorala, A P M | | | 1226 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Sirimewan, K Hasareli | | | 1417 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Nandika, Ruwan | | | 1394 | SRI | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Ariyasinghe, Chethana Muthumali | | | 1225 | SRI | 0.50 | 1 | -0.42 | 20 | -8.40 | | | * 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) | | | | National B Chess Championship 2015 | Colombo | SRI | 2015-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1616 | 1621 | 3.50 | 9 | -1.04 | 20 | -20.80 | |
| | Hapuarachchi, H L M | | | 1900 | SRI | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Kandearachchi, Jayanga | | | 1698 | SRI | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Gunasekara , W A N Senpathi | | | 1420 | SRI | 0.50 | 1 | -0.26 | 20 | -5.20 | | | De Silva, Rasheen | | | 1788 | SRI | 0.50 | 1 | 0.22 | 20 | 4.40 | | | Lakshitha, H H Sasindu | | | 1689 | SRI | 0.00 | 1 | -0.41 | 20 | -8.20 | | | Herath, H M H C B | | | 1438 | SRI | 0.00 | 1 | -0.74 | 20 | -14.80 | | | Siriwardena, G T D | | | 1599 | SRI | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Madanperuma, M A Sunera | | | 1351 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | Nanayakkara, J A G Ganganath | | | 1662 | SRI | 1.00 | 1 | 0.56 | 20 | 11.20 | |
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) | | |
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