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Individual Calculations May 2023 |
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| Dhivya, B Total change: -86.40 | |   |
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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 |
| 1223 | 1069 | 0.00 | 4 | -1.20 | 40 | -48.00 | |
|  Shanmathi, Sree S | | | 1318 | IND | 0.00 | 1 | -0.19 | 40 | -7.60 | | | Aji, Shree A | | | 1229 | IND | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Shanmuga, Preethi M S | | | 1192 | IND | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Srinika, S | | | 1151 | IND | 0.00 | 1 | -0.39 | 40 | -15.60 | |
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 |
| 1081 | 1069 | 0.50 | 3 | -0.96 | 40 | -38.40 | |
| | Aji, Shree A | | | 1229 | IND | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Rajna, S R | | | 1003 | IND | 0.00 | 1 | -0.59 | 40 | -23.60 | | | Laksna, Sri R | | | 1010 | IND | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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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