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Individual Calculations March 2015 |
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| Ranasinghe, Nihindu Total change: -7.20 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1164 | 1.00 | 4 | 0.14 | 40 | 5.60 | |
|  Withanarachchi, W A Vinoli Oneth | | | 1263 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | |  Nanayakkara, J A K Saranath | | | 1564 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Kodikara, K K M Sachintha | | wc | 1380 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Ilampoornan, Raguparan | | | 1405 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | | | * 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) | | | | Sri Lanka Major Division Chess Championship 2015 Colombo | Colombo | SRI | 2015-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1164 | 0.00 | 2 | -0.32 | 40 | -12.80 | |
| | Herath, H M S S A | | | 1537 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Kiriella, K G Gimantha Gayasha | | | 1381 | SRI | 0.00 | 1 | -0.22 | 40 | -8.80 | |
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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