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Individual Calculations September 2017 |
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| Madushan, K D Tharusha Total change: -23.80 | |   |
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| 4th Sri Lanka National Amateur International Rating Chess Championships 2017 | Colombo | SRI | 2017-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1466 | 1756 | 5.50 | 8 | -1.19 | 20 | -23.80 | |
|  Jayaweera Gamage, Disindu Hansad | | | 1356 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Sathmina, S L Lalindu | | | 1356 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Jayanka, L P P R | | | 1426 | SRI | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Gunarathna, D A Viraj Darshana | | | 1467 | SRI | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Obeysekara, T A Sajith Chathuran | | | 1634 | SRI | 0.00 | 1 | -0.67 | 20 | -13.40 | | | De Silva, L M S T | | | 1508 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Kodithuwakku, Himsara | | | 1502 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Perera, Thilina | | | 1477 | SRI | 1.00 | 1 | 0.16 | 20 | 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) | | |
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