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Individual Calculations May 2017 |
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| Herath, H M M D Total change: -6.00 | |   |
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| Sri Lanka Women's Qualifying Championship 2017 - Kurunegala | Kurunegala | SRI | 2017-03-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1230 | 1087 | 1.00 | 3 | -0.04 | 40 | -1.60 | |
|  Herath, H M R M K | | | 1487 * | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Nissanka, N.d. | | | 1035 | SRI | 1.00 | 1 | 0.43 | 40 | 17.20 | | | Withanarachchi, W A P V | | | 1167 | SRI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | * 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 12 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1010 | 1087 | 0.50 | 1 | -0.11 | 40 | -4.40 | |
| | Shazna Lye, Gnei | | | 1010 | SRI | 0.50 | 1 | -0.11 | 40 | -4.40 | |
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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