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Individual Calculations May 2023 |
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| Sana, G Total change: 78.00 | |   |
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| 20th Delhi International Open Grandmasters Chess Tournament-2023 | New Delhi | IND | 2023-03-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1422 | 1005 | 1.50 | 5 | 1.05 | 40 | 42.00 | |
|  Vakcheri, Mohitha | | | 1628 | IND | 0.00 | 1 | -0.01 | 40 | -0.40 | |  Aatman, Raval | | | 1372 | IND | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Jeevaa, A S | | | 1486 | IND | 0.00 | 1 | -0.05 | 40 | -2.00 | | | Toikhu, Awomi | | | 1346 | IND | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Rakshit, Batra | | | 1279 | 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) | | | | 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 |
| 1246 | 1005 | 1.50 | 3 | 0.90 | 40 | 36.00 | |
| | Sharvaanica, A S | | | 1297 | IND | 0.50 | 1 | 0.35 | 40 | 14.00 | | | Aji, Shree A | | | 1229 | IND | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Ananya, Manisundaram | | | 1213 | IND | 1.00 | 1 | 0.77 | 40 | 30.80 | |
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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