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Individual Calculations May 2017 |
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| Botheju, Yenuli Bihansa Total change: -56.40 | |   |
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| Colombo Chess Festival 2017 | Colombo | SRI | 2017-04-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1027 | 1162 | 0.50 | 2 | -0.86 | 40 | -34.40 | |
|  Shazna Lye, Gnei | | | 1010 | SRI | 0.00 | 1 | -0.70 | 40 | -28.00 | |  Wijeratne, Tharin | | | 1043 | SRI | 0.50 | 1 | -0.16 | 40 | -6.40 | |
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) | | | | National Youth Chess Championship 2017 - Under 10 Girls | Colombo | SRI | 2017-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1129 | 1162 | 0.00 | 1 | -0.55 | 40 | -22.00 | |
| | Attanayake, Chanindi Mewna | | | 1129 | SRI | 0.00 | 1 | -0.55 | 40 | -22.00 | |
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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