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Individual Calculations August 2023 |
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| Gunarathne, Senila Amaneth Total change: 22.00 | |   |
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| Sri Lanka Open Chess Championship 2023 | Colombo | SRI | 2023-06-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1331 | 3.50 | 7 | 0.55 | 40 | 22.00 | |
|  Amarasinghe, A A C B | c | | 1841 | SRI | 0.00 | 1 | -0.04 | 40 | -1.60 | |  Wijeratne, Tharin | | | 1088 | SRI | 1.00 | 1 | 0.20 | 40 | 8.00 | | | Wickramaarachchi, Yesandi | | | 1064 | SRI | 0.50 | 1 | -0.32 | 40 | -12.80 | | | Karunasena, A P Chenitha S D | | | 1126 | SRI | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Weerakoon, D D P | | | 1649 | SRI | 1.00 | 1 | 0.87 | 40 | 34.80 | | | Jayaweera, Y | | | 1743 | SRI | 0.00 | 1 | -0.07 | 40 | -2.80 | | | Lakshitha, H H Sasindu | | | 1459 | SRI | 0.00 | 1 | -0.33 | 40 | -13.20 | |
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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