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Individual Calculations May 2015 |
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| Lansakara, B M Total change: 51.60 | |   |
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| National Youth Championships 2015 - Open Under 12 | Colombo | SRI | 2015-04-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1334 | 1127 | 2.50 | 5 | 1.29 | 40 | 51.60 | |
|  Dabarera, G W D M | | | 1420 | SRI | 1.00 | 1 | 0.85 | 40 | 34.00 | |  Liyanarachchi, Sanosh Shamal | | | 1315 | SRI | 0.50 | 1 | 0.24 | 40 | 9.60 | | | Vithanage, I A | | | 1304 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | Jayatissa, Chanuth Devnaka | | | 1232 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | | | Kiriella, K G Gimantha Gayasha | | | 1398 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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