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Individual Calculations September 2019 |
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| Gamage, B K Sayumi Hasithma Total change: 22.40 | |   |
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| 5th Negombo International chess Festival 2019 | Negombo | SRI | 2019-08-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1327 | 1062 | 1.50 | 5 | 0.56 | 40 | 22.40 | |
|  Piyumantha, M Thisal Manjith | | | 1462 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Ahangama, Senuka Aswin | | | 1325 | SRI | 0.50 | 1 | 0.32 | 40 | 12.80 | | | Dissanayake, D M Madushan Sameer | | | 1230 | SRI | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Kulatunga, Dinithi | | | 1383 | SRI | 0.00 | 1 | -0.13 | 40 | -5.20 | | | Siyambalapitiya, S V D S | | | 1235 | SRI | 0.00 | 1 | -0.27 | 40 | -10.80 | | | * 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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