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Individual Calculations February 2018 |
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| Kahandawala, K O A Total change: -11.20 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1143 | 1226 | 4.00 | 7 | -0.28 | 40 | -11.20 | |
|  Bimsara, Pasindu | | | 1045 | SRI | 0.50 | 1 | -0.24 | 40 | -9.60 | |  Botheju, Kavindu Lakshan | | | 1051 | SRI | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Thalduwaarachchi, T A N B | | | 1072 | SRI | 0.50 | 1 | -0.21 | 40 | -8.40 | | | Warnakulasooriya, W B T D | | | 1041 | SRI | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Kiriella, K G Gimantha Gayasha | | | 1404 | SRI | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Pelagewatta , T P | | | 1307 | SRI | 0.00 | 1 | -0.39 | 40 | -15.60 | | | Piyarthne, Movindu Lushan | | | 1080 | SRI | 0.50 | 1 | -0.20 | 40 | -8.00 | |
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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