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Individual Calculations February 2018 |
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| Pabasara, K A Rathmi Total change: 40.00 | |   |
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| Sri Lanka National Youth Chess Championship 2017 and 2018 Under - 13 years Girls | Colombo | SRI | 2017-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1264 | 1068 | 2.00 | 4 | 1.00 | 40 | 40.00 | |
|  Epa, W Buthmi J | | | 1300 | SRI | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Premathilaka, E D S | | | 1169 | SRI | 1.00 | 1 | 0.64 | 40 | 25.60 | |  Mapa, M M W H | | | 1290 | SRI | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Sandeepani, M Tharushi | | | 1296 | SRI | 0.00 | 1 | -0.21 | 40 | -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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