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Individual Calculations June 2023 |
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| Weerasekara, Dinul Vinsitha Total change: 48.00 | |   |
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| Supr Knights Open International Rating Chess Championship 2023 | Colombo | SRI | 2023-04-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1448 | 5.50 | 8 | 0.83 | 40 | 33.20 | |
|  Heenatigala, Nilusha Dewwan | | | 1048 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | |  De Silva, D Nawam Sarojen | | | 1153 | SRI | 1.00 | 1 | 0.15 | 40 | 6.00 | | | Bandara, Dhanushka | | | 1853 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Karunarathne, D D W Gamini | | | 1243 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Amarasinghe, A A C B | c | | 1855 | SRI | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bulathgama, Sasvidu Suhasvin | | | 1216 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Alwis, H Sandithi Kusalya | | | 1218 | SRI | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Sathsindu, W M Minura | | | 1522 | SRI | 0.50 | 1 | 0.10 | 40 | 4.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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 International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1305 | 1357 | 5.00 | 8 | 0.37 | 40 | 14.80 | |
| | Amarasinghe, Umayangi Dilhara | | | 1100 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Akshath, N Shree | | | 1029 | SRI | 1.00 | 1 | 0.13 | 40 | 5.20 | | | Edussooriya, Thisanga Hasarel | | | 1121 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Sathsindu, W M Minura | | | 1562 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Kaluarachchi, Achinthya Shamen | | | 1844 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Geenura, A P Kumitha Thimeth | | | 1158 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Devasurendra, Menuksha Sahen | | | 1171 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Ovitigala, Chenitha Mithvidu | | | 1456 | SRI | 0.00 | 1 | -0.36 | 40 | -14.40 | |
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) | | |
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