Individual Calculations July 2011 |
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Karunarathna, Chathupa Induwara Total change: 12.75 | | ![Rating chart](/imga/chart.gif) ![Personal card](/imga/card.gif) |
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Dhamso International Chess Festival | Ambalangoda | SRI | 2011-04-22 |
Rc | Ro | w | n | change | K | K*chg | Game |
1836 | 1542 | 1.00 | 3 | 0.51 | 25 | 12.75 | |
| Jayanka, L P P R | | | 1711 | SRI | 0.50 | 1 | 0.22 | 25 | 5.50 | | Methmali, Y | | | 1889 | SRI | 0.50 | 1 | 0.39 | 25 | 9.75 | | Viththiyarani, S | | | 1909 | SRI | 0.00 | 1 | -0.10 | 25 | -2.50 | | 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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