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Individual Calculations January 2020 |
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| Chathuranga, D H Hasitha Total change: 0.00 | |   |
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| 11th Ethugalpura International Chess Championship 2019 | Kurunegala | SRI | 2019-11-30 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1349 | 0 | 1.00 | 5 | 0.00 | 1109 | | 0.00 | |
|  Wijetunga, Isitha Uvishka | | | 1386 | SRI | 0.50 | 1 | 0.00 | | 0.00 | |  Iddagoda, Nikitha | | | 1632 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Wijerathne, L M S D | | | 1379 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Padukka, P V Gayuru Hansana | | | 1183 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Godagampala, G D Minuja Hansana | | | 1163 | 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) | | | | The Kolonnawa Chess Classic International Rating Tournament 2019 | Colombo | SRI | 2019-12-13 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1370 | 0 | 0.00 | 1 | 0.00 | 570 | | 0.00 | |
| | Chamathka, Weerasinghe A Chethan | | | 1370 | 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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