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Individual Calculations November 2015 |
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| Piyathilake, K D D H Total change: 1.60 | |   |
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| Buddhi International Rating Chess Championship 2015 | Gampaha | SRI | 2015-09-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1502 | 1325 | 1.50 | 5 | 0.04 | 40 | 1.60 | |
|  Wijesinghe, G B | | | 1663 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | |  De Silva, J I Ajantha | | | 1526 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Hansaja, G I D Ravindu | | | 1131 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Sanjeewa, Krishan | | | 1581 | SRI | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Siriwardena, G T D | | | 1610 | SRI | 0.00 | 1 | -0.16 | 40 | -6.40 | |
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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