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Individual Calculations June 2023 |
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| Madushanka, B W M Malith Total change: -12.80 | |   |
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| Colombo International Chess Festival 2023 | Colombo | SRI | 2023-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1319 | 1598 | 6.00 | 8 | -0.64 | 20 | -12.80 | |
|  Perera, Sachith Lakshan | | | 1198 * | SRI | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Alwis, H Sandithi Kusalya | | | 1240 | SRI | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Wickramaarachchi, Nayanaka Insara | | | 1404 | SRI | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Sathsara, E P Daham | | | 1289 | SRI | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Manuwaruna, Sethun Neththaru | | | 1345 | SRI | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Chamathka, W A Chethani | | | 1335 | SRI | 0.50 | 1 | -0.32 | 20 | -6.40 | | | Hendavitharana, D S | | | 1389 | SRI | 0.50 | 1 | -0.27 | 20 | -5.40 | | | Labunahewage, Dulein Bimsath | | | 1349 | SRI | 1.00 | 1 | 0.19 | 20 | 3.80 | | | * 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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