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Individual Calculations March 2015 |
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| Kalhara, W A Harindu Total change: -40.80 | |   |
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| Colombo Chess Festival 2015 | Colombo | SRI | 2015-01-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1412 | 1029 | 0.00 | 3 | -0.27 | 40 | -10.80 | |
|  Kiriella, K G Nimesha Shalinda | | | 1387 | SRI | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Sathma, Devni | | | 1419 | SRI | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Murali, V. | | | 1429 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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 |
| 1295 | 1029 | 0.00 | 4 | -0.75 | 40 | -30.00 | |
| | Herath, H M S S A | | | 1429 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Ruwanpathirana, Priyantha | | | 1332 | SRI | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Iddamalgoda, I D S | | | 1234 | SRI | 0.00 | 1 | -0.24 | 40 | -9.60 | | | Fernando, W W Janith Buddima | | | 1184 | SRI | 0.00 | 1 | -0.29 | 40 | -11.60 | | | * 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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