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Individual Calculations February 2023 |
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| Wishwakeerthi, H M Rashmika Sri 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 |
| 1072 | 0 | 0.00 | 1 | 0.00 | 272 | | 0.00 | |
|  Wijesinghe, W A H K | | | 1072 | 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) | | | | Colombo District Youth Chess Championships 2023 - Under 18 | Dehiwala | SRI | 2023-01-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1226 | 0 | 0.00 | 2 | 0.00 | 426 | | 0.00 | |
|  Perera, G Thinuka Geethula | | | 1174 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Kodithuwakku, K A Chathura Basuru | | | 1277 | 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 |
| 1139 | 0 | 1.00 | 4 | 0.00 | 946 | | 0.00 | |
| | Perera, G Poorna Udara Dhananjay | | | 1133 | SRI | 0.50 | 1 | 0.00 | | 0.00 | | | Vishaleni, U | | | 1091 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Fazil, Mohomed | | | 1129 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Alwis, H Sandithi Kusalya | | | 1201 | 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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