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Individual Calculations February 2020 |
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| Mallikaarachchi, Lahan Total change: 0.00 | |   |
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| Sri Lanka National Amateur Chess Championship 2019 | Colombo | SRI | 2019-12-19 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1392 | 0 | 0.00 | 1 | 0.00 | 592 | | 0.00 | |
|  Jayaweera Gamage, Disindu Hansad | | | 1392 | SRI | 0.00 | 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 National Youth Chess Championship 2019 - Under 11 years | Colombo | SRI | 2019-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1080 | 0 | 0.50 | 4 | 0.00 | 758 | | 0.00 | |
|  Dharan, A | | | 1086 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Ranasinghe, R Hirusha Dilanka | | | 1074 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Liyanage, K P L | | | 1122 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Dissanayaka, D A K N R | | | 1039 | SRI | 0.00 | 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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