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Individual Calculations February 2023 |
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| Herath , H M A Total change: -40.00 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1049 | 1244 | 0.00 | 2 | -1.50 | 40 | -60.00 | |
|  Bandara, Lakshika Sathsarani | | | 1014 | SRI | 0.00 | 1 | -0.79 | 40 | -31.60 | | | Liyanage, D Sathini Disathna | | | 1084 | SRI | 0.00 | 1 | -0.71 | 40 | -28.40 | |
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 Inter University Chess Championship 2022 - Women | Colombo | SRI | 2023-01-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1439 | 1244 | 1.00 | 2 | 0.50 | 40 | 20.00 | |
| | Budunwela, Imashi Ayodya | | | 1395 | SRI | 1.00 | 1 | 0.70 | 40 | 28.00 | |  Pasqual, Anuki | | | 1483 | SRI | 0.00 | 1 | -0.20 | 40 | -8.00 | |
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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