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Individual Calculations March 2015 |
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| Nanayakkara, P N J Total change: 34.00 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1386 | 1192 | 0.00 | 2 | -0.50 | 40 | -20.00 | |
|  Fernando, J S Aloka | | | 1354 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Ranasinghe, Anuga Gavindith | | | 1418 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | |
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) | | | | Sri Lanka Major Division Chess Championship 2015 Galle | Galle | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1192 | 3.00 | 6 | 1.35 | 40 | 54.00 | |
| | De Silva, T Dinura Hemjith | | | 1313 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Malhara, W.a. Hansana | | | 1592 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Nanayakkara, Damika Anupama | | | 1565 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Jayawardana, Chenuka Nethvidu | | | 1311 | SRI | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Silva, L H V Vinamitha | | | 1173 | SRI | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Kodithuwakku, Kisara Sandaluka | | | 1372 | SRI | 0.00 | 1 | -0.26 | 40 | -10.40 | | | * 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) | | |
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