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Individual Calculations February 2023 |
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| Keragala, Tharushi Sadinsa 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 |
| 1120 | 0 | 1.50 | 5 | 0.00 | 971 | | 0.00 | |
|  Prabashwara, H G Harith | | | 1155 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Nanayakkara, Sanuk | | | 1240 | SRI | 0.00 | 1 | 0.00 | | 0.00 | |  Meegahawaththa, Senadi | | | 1097 | SRI | 1.00 | 1 | 0.00 | | 0.00 | | | Dissanayaka, D A K N R | | | 1036 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Hapuarachchi, H U R S A | | | 1071 | 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) | | | | Colombo District Youth Chess Championships 2023 - Under 18 | Dehiwala | SRI | 2023-01-06 |
| Rc | Ro | w | n | change | Rp | K | K*chg | Game |
| 1087 | 0 | 0.00 | 2 | 0.00 | 287 | | 0.00 | |
| | Nawanjana, R A Thaweesha | | | 1162 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Oneli, K H Hesara | | | 1012 | 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 |
| 1378 | 0 | 0.00 | 2 | 0.00 | 578 | | 0.00 | |
| | Yanakan, P | | | 1251 | SRI | 0.00 | 1 | 0.00 | | 0.00 | | | Hemachandra, P R T M | | | 1505 | 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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