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Individual Calculations September 2011 |
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| Siriwardena, Dayal Total change: -19.50 | |   |
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| Mora Kings International Rating Chess Championship 2011 | Moratuwa | SRI | 2011-08-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1664 | 1792 | 2.50 | 5 | -0.65 | 30 | -19.50 | |
|  Ramyasiri, Kaveen Poorna | | | 1463 | SRI | 0.50 | 1 | -0.38 | 30 | -11.40 | | | Sachithra, Rukmal | | | 1449 | SRI | 1.00 | 1 | 0.12 | 30 | 3.60 | |  Wijekoon, Chandana | | | 2008 | SRI | 0.00 | 1 | -0.22 | 30 | -6.60 | | | Methmini, Nelunika | | | 1433 | SRI | 1.00 | 1 | 0.10 | 30 | 3.00 | | | Karunaratne, D C J | | | 1966 | SRI | 0.00 | 1 | -0.27 | 30 | -8.10 | |
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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