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Individual Calculations June 2023 |
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| Sarumathi, S Total change: -2.60 | |   |
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| 52nd Tamil Nadu State Women Chess Championship 2023 | Thiruvarur | IND | 2023-04-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1606 | 1154 | 0.00 | 2 | -0.27 | 20 | -5.40 | |
|  Harini, S. | | | 1870 | IND | 0.00 | 1 | -0.01 | 20 | -0.20 | |  Vaishnavi, S K | | | 1342 | IND | 0.00 | 1 | -0.26 | 20 | -5.20 | |
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) | | | | 36th Tamil Nadu State Under-19 Girls Fide Rated Chess Championship 2023 | Tiruchirappalli | IND | 2023-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1496 | 1154 | 0.50 | 3 | 0.14 | 20 | 2.80 | |
| | Pragnya, H G | | | 1573 | IND | 0.50 | 1 | 0.43 | 20 | 8.60 | | | Nivedita, V C | | | 1489 | IND | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Magizhini, M | | | 1426 | IND | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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