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Individual Calculations September 2019 |
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| Perera, Thilina Total change: -6.80 | |   |
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| Sri Lanka open International Rating Chess Championship 2019 | Anuradhapura | SRI | 2019-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1394 | 1453 | 2.50 | 5 | -0.34 | 20 | -6.80 | |
|  Ranasinghe, R A S C | | | 1066 | SRI | 1.00 | 1 | 0.09 | 20 | 1.80 | |  Jayaweera, Y | | | 1767 | SRI | 0.50 | 1 | 0.36 | 20 | 7.20 | | | Galappaththi, Chinthaka Anuruddh | f | | 1853 * | SRI | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Namarathna, H K T I | | | 1111 | SRI | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Maithripala, W D P N | | | 1175 | SRI | 0.00 | 1 | -0.83 | 20 | -16.60 | | | * 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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