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Individual Calculations January 2024 |
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| Prottoyee, Joyti Barua Total change: 50.80 | |   |
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| Chattogram District U-20 Girls Chess Championship - 2023-24 | Chattogram | BAN | 2023-12-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1328 | 1103 | 2.50 | 5 | 1.27 | 40 | 50.80 | |
|  Masrifa, Ahmed Raha | | | 1129 | BAN | 1.00 | 1 | 0.54 | 40 | 21.60 | |  Tasfia, Tahsin Prima | | | 1550 | BAN | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Pragga, Roy Chowdhury( Pragna) | | | 1223 | BAN | 1.00 | 1 | 0.66 | 40 | 26.40 | | | Towhida, Begum | | | 1292 | BAN | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Sanowara, Akter | | | 1447 | BAN | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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