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Blitz:
Individual Calculations May 2019 |
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| Piyumanthi, M Sayumi Vimansa Total change: -21.00 | |   |
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| Sri Lanka National Youth Blitz Chess Championship 2019 - Under 12 Girls | Colombo | SRI | 2019-03-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1107 | 1192 | 2.00 | 5 | -1.08 | 20 | -21.60 | |
|  Fernando, T Suheli H | | | 1137 | SRI | 1.00 | 1 | 0.42 | 20 | 8.40 | |  Gamage, Desandhi Dhihansa | | | 1052 | SRI | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Piyathilaka, Oshadhi Ruwanya | | | 1048 | SRI | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Sandanayake, Dehansa Nisanduni | | | 1162 | SRI | 1.00 | 1 | 0.46 | 20 | 9.20 | | | Edirisinghe, E M Shanulya Deenu T | | | 1136 | SRI | 0.00 | 1 | -0.58 | 20 | -11.60 | |
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) | | | | Asian Youth Blitz Chess Championship 2019 - Under 12 Girls | Colombo | SRI | 2019-04-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1071 | 1192 | 4.00 | 6 | 0.03 | 20 | 0.60 | |
| | Yaghi, Leen | | | 1063 | SYR | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Gunawardena, E R Thyagi | | | 1144 | SRI | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Abrar Mohammed, Almaazmi | | | 979 | UAE | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Piyathilaka, Oshadhi Ruwanya | | | 1048 | SRI | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Gamage, Desandhi Dhihansa | | | 1052 | SRI | 0.50 | 1 | -0.19 | 20 | -3.80 | | | Fernando, T Suheli H | | | 1137 | SRI | 1.00 | 1 | 0.42 | 20 | 8.40 | |
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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