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Individual Calculations April 2008 |
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| Premanath, Dinushki Total change: 0.00 | |   |
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| Sri Lanka Women's National B Chess Championships 2007 | Colombo | SRI | 2007-09-22 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1778 | 0 | 1.50 | 3 | 0.00 | 1778 | | 0.00 | |
|  Basnayake, L., L. | | | 1676 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Maheshika, D, M.p. | | | 1847 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Ambanwala, Lumbini | | | 1810 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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) | | | | Sri Lanka Women's National A Chess Championship 2007 | Colombo | SRI | 2007-10-14 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1775 | 1613 | 3.50 | 13 | 0.00 | 1613 | | 0.00 | |
| | Perera, Anjana | | | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Ranasinghe, S. | | | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Cooray, Thanya M. | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Wijesuriya, G V | | wc | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Lumbini, Ambanwela | | | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Herath, Gayathri | | | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kodithuwakku, Sithumi | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Jayathilake, B | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Maheshika, D M P | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Thilakawardana, Supeshala | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Rajapaksha, A | | | 1775 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Walallawita, Lihini | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Umesha, B G D | | | 1775 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |
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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