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Individual Calculations February 2015 |
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| Piyathilake, K D D H Total change: 30.00 | |   |
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| Kalutara Chess Festival 2015 | Kalutara | SRI | 2015-01-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1523 | 1277 | 2.00 | 6 | 0.75 | 40 | 30.00 | |
|  Yaparathne, B K B | | | 1665 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Guruge, Nalaka Neranjan | | | 1523 | SRI | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Mihiranga, K Yasiru | | | 1580 | SRI | 1.00 | 1 | 0.86 | 40 | 34.40 | |  Kiriella, K G Gimantha Gayasha | | | 1405 | SRI | 1.00 | 1 | 0.67 | 40 | 26.80 | | | Tharushi, T H D Niklesha | | | 1576 | SRI | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Kiriella, K G Nimesha Shalinda | | | 1387 | SRI | 0.00 | 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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