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Individual Calculations February 2020 |
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| De Alwis, Tharun Anjalo Total change: -46.00 | |   |
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| Sri Lanka National Youth Chess Championship 2019 - Under 15 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1149 | 1073 | 1.50 | 5 | -0.52 | 40 | -20.80 | |
|  Dissanayake, Praveen Manodya | | | 1348 | SRI | 0.00 | 1 | -0.17 | 40 | -6.80 | |  Nilokshan, S G | | | 1091 | SRI | 0.50 | 1 | 0.03 | 40 | 1.20 | | | Gawaramanna, M B M Nethul Sasmith | | | 1060 | SRI | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Madhusha, A N Ashen | | | 1153 | SRI | 1.00 | 1 | 0.61 | 40 | 24.40 | | | Ramilan, K | | | 1093 | SRI | 0.00 | 1 | -0.47 | 40 | -18.80 | |
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) | | | | 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 |
| 1209 | 1073 | 0.00 | 2 | -0.63 | 40 | -25.20 | |
| | Padukka, P V Gayuru Hansana | | | 1180 | SRI | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Gunathilake, M D Vinuda Shenal | | | 1238 | SRI | 0.00 | 1 | -0.28 | 40 | -11.20 | |
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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