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Individual Calculations February 2023 |
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| Deenad, Jathunge Sanjul Total change: 0.00 | |   |
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| Ethugalpura Open International Rating Chess Championships 2022 | Kurunegala | SRI | 2022-12-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1161 | 0 | 0.00 | 2 | 0.00 | 361 | | 0.00 | |
|  Lankatilleke, Sathindu Vidujaya | | | 1183 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Somarathne, Senuka Damsath | | | 1139 | 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) | | | | Kaluthara International Chess Festival 2023 | Kaluthara | SRI | 2023-01-20 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1313 | 0 | 5.00 | 9 | 0.00 | 1333 | | 0.00 | |
| | Kodithuwakku, K A Chathura Basuru | | | 1277 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Kaushalya, W A K | | | 1262 | SRI | 1.00 | 1 | 0.00 | | 0.00 | |  Wickramaarachchi, Nayanaka Insara | | | 1440 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kottage, K M Nilash Nethul | | | 1203 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Kaumina, M Yashika | | | 1259 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Madusanka, L D P | | | 1647 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Amarathunga, Piyumi Uthpala | | | 1173 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | De Silva, J I Ajantha | | | 1342 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Fernando, W K B Thumula Theekshan | | | 1213 | 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) | | |
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