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Individual Calculations August 2023 |
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| Kopithan, Sabapathipillai Total change: -50.40 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1127 | 1526 | 1.50 | 3 | -1.26 | 40 | -50.40 | |
|  Waidyasekara, R H Risara Geeneth | | | 1130 | SRI | 0.50 | 1 | -0.42 | 40 | -16.80 | |  Karunasena, A P Chenitha S D | | | 1126 * | SRI | 0.00 | 1 | -0.92 | 40 | -36.80 | | | Bandara, W M Kenul Thisen | | | 1126 * | SRI | 1.00 | 1 | 0.08 | 40 | 3.20 | | | * 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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