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Individual Calculations February 2019 |
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| Jayathilake, Hiruka Dulneth Total change: 0.00 | |   |
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| Sri Lanka National Youth Championship 2018 - Under 11 | Colombo | SRI | 2018-12-27 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1238 | 0 | 1.00 | 3 | 0.00 | 1113 | | 0.00 | |
|  Senevirathne, S D B K | | | 1406 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Abeysinghe, W A M Kavija Ridmika | | | 1226 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Kularathna, Pulindu | | | 1081 | SRI | 0.50 | 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) | | | | 7th Kaluthara Chess Festival 2019 | Kaluthara | SRI | 2019-01-11 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1271 | 0 | 0.50 | 4 | 0.00 | 949 | | 0.00 | |
| | Welivitigoda, S K | | | 1430 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Piyumanthi, M Sayumi Vimansa | | | 1149 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Weerasinghe, W Yasiru | | | 1379 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Hansima, Charitha Kumari | | | 1126 | 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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