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Individual Calculations June 2023 |
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| Kodithuwakku, Himsara Total change: 11.00 | |   |
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| Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1641 | 6.50 | 8 | 0.55 | 20 | 11.00 | |
|  Wickramaarachchi, Gayaru Chamsara | | | 1241 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Bimansa, D G Jayandi | | | 1252 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Insara, S D Nadev | | | 1406 | SRI | 0.50 | 1 | -0.29 | 20 | -5.80 | | | Yanakan, P | | | 1385 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Perera, G Thinuka Geethula | | | 1549 | SRI | 0.50 | 1 | -0.13 | 20 | -2.60 | | | Minsara, S D Sadev | | | 1249 | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Fernando, G W Nethmi L | | | 1687 | SRI | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Laksiri, A A Kavishka Gimshan | | | 1619 | SRI | 0.50 | 1 | -0.03 | 20 | -0.60 | | | * 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) | | |
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