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Individual Calculations May 2017 |
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| Weerasekara, Dilmi Induwari Total change: 22.00 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1484 | 1160 | 1.50 | 5 | 0.83 | 40 | 33.20 | |
|  Dipsara, K M Dumal Kavish | | | 1402 | SRI | 0.50 | 1 | 0.30 | 40 | 12.00 | |  Gunarathna, D A Viraj Darshana | | | 1502 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Gunaratne, Ayeshmanthi | | | 1461 | SRI | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Rathnayake, Jeewanthi | | | 1497 | SRI | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Gunasekara , W A N Senpathi | | | 1560 * | 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) | | | | National Youth Chess Championship 2017 - Under 16 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1353 | 1160 | 0.50 | 3 | -0.28 | 40 | -11.20 | |
| | Senarath, B T A Y | | | 1427 | SRI | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Liyanage , B K D | | | 1393 | SRI | 0.50 | 1 | 0.29 | 40 | 11.60 | | | Wijesinghe, W A D Sumudu | | | 1239 | SRI | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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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