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Individual Calculations October 2018 |
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| Mapa, M M W H Total change: -28.80 | |   |
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| Sri Lanka Junior Girls National Chess Championship 2018 | Colombo | SRI | 2018-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1241 | 1321 | 3.00 | 6 | -0.72 | 40 | -28.80 | |
|  Abeysinghe, H M H Janandani | | | 1678 | SRI | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Fernando, H Methushi Amaya | | | 1122 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Wijesekara, Dinuka Sewmini | | | 1176 | SRI | 1.00 | 1 | 0.31 | 40 | 12.40 | | | Poththewala, Chamindi | | | 1199 | SRI | 0.00 | 1 | -0.67 | 40 | -26.80 | | | Wilvalaarachchi, Oneli Omaya | | | 1158 | SRI | 0.00 | 1 | -0.72 | 40 | -28.80 | | | Attanayake, Chanindi Mewna | | | 1110 | SRI | 1.00 | 1 | 0.23 | 40 | 9.20 | |
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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