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Individual Calculations May 2023 |
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| Aarna, Prataa U M Total change: -9.20 | |   |
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| 32nd Tamil Nadu State Under-17 Girls Fide Rated Chess Championship 2023 | Tirunelveli | IND | 2023-04-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1222 | 1025 | 1.00 | 4 | -0.18 | 40 | -7.20 | |
|  Sindhusree, K | | | 1559 | IND | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Srinika, S | | | 1151 | IND | 0.50 | 1 | 0.17 | 40 | 6.80 | |  Sandhana, D | | | 1075 | IND | 0.00 | 1 | -0.43 | 40 | -17.20 | | | Nishma, B U | | | 1104 | IND | 0.50 | 1 | 0.11 | 40 | 4.40 | |
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) | | | | Tamil Nadu State Under 13 Girls FIDE Rated Chess Championship-2023 | Karaikudi | IND | 2023-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1145 | 1025 | 1.00 | 3 | -0.05 | 40 | -2.00 | |
| | Rajna, S R | | | 1003 | IND | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Thanshika, G | | | 1135 | IND | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Sharvaanica, A S | | | 1297 | IND | 0.00 | 1 | -0.17 | 40 | -6.80 | |
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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