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Individual Calculations February 2023 |
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| Yapabandara, G G P D Total change: 32.80 | |   |
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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 |
| 1283 | 1355 | 5.50 | 8 | 0.82 | 40 | 32.80 | |
|  Meharuban, Bagavan | | | 1134 | SRI | 1.00 | 1 | 0.22 | 40 | 8.80 | |  Perera, M C Anjalo | | | 1078 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Gunawardhana, Devindya Oshini | | | 1574 | SRI | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Suranjith, K W A | | | 1547 | SRI | 0.00 | 1 | -0.25 | 40 | -10.00 | | | Nawanjana, R A Thaweesha | | | 1162 | SRI | 1.00 | 1 | 0.25 | 40 | 10.00 | | | Gamage, Ovin Vidmal | | | 1558 | SRI | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Wickramarathne, D Jehan Randil | | | 1133 | SRI | 0.50 | 1 | -0.28 | 40 | -11.20 | | | Gunasekara, Aritha Chanthula Abes | | | 1079 | SRI | 1.00 | 1 | 0.17 | 40 | 6.80 | |
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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