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Individual Calculations September 2017 |
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| Rajapaksha, Isum Asitha Total change: -34.80 | |   |
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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 |
| 1339 | 1138 | 0.00 | 3 | -0.87 | 40 | -34.80 | |
|  Pallie, Tuan Ehshan | | | 1538 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Gunarathna, D A Viraj Darshana | | | 1467 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Ranaraja, R S W M Saumya P | | | 1012 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | | | * 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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