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Individual Calculations February 2018 |
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| De Silva, L H L Manuja Lakshitha Total change: 32.40 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1218 | 1045 | 2.50 | 6 | 0.81 | 40 | 32.40 | |
|  De Silva, H Adeepa Virajitha | | | 1237 | SRI | 0.50 | 1 | 0.25 | 40 | 10.00 | |  Gunasinghe, K D A N | | | 1180 | SRI | 0.50 | 1 | 0.18 | 40 | 7.20 | | | Chamika, R A Binul | | | 1202 | SRI | 1.00 | 1 | 0.71 | 40 | 28.40 | | | Cooray, T C M Dulein Kavindu | | | 1385 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Rathnayake, H M Dham Pulindu | | | 1149 | SRI | 0.50 | 1 | 0.14 | 40 | 5.60 | | | Palihakkara, Nihindu Bimsath | | | 1154 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | |
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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