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Individual Calculations February 2020 |
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| Javeenarsh, L Total change: -42.40 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 11 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1063 | 1197 | 0.00 | 1 | -0.68 | 40 | -27.20 | |
|  Abeywickrama, Imalka Iduwara | | | 1063 | SRI | 0.00 | 1 | -0.68 | 40 | -27.20 | |
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) | | | | Battle of the Kings - All Island Schools Team Chess Championship 2020 | Colombo | SRI | 2020-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1224 | 1197 | 1.00 | 3 | -0.38 | 40 | -15.20 | |
| | Ranasinghe, Diyana Sithwanthi | | | 1255 | SRI | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Gunathilake, M D Vinuda Shenal | | | 1238 | SRI | 0.00 | 1 | -0.44 | 40 | -17.60 | |  Padukka, P V Gayuru Hansana | | | 1180 | SRI | 0.00 | 1 | -0.52 | 40 | -20.80 | |
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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