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Individual Calculations February 2023 |
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| Rafik, S Total change: 18.40 | |   |
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| AICFB South Zone Chess Championship for the Visually Challenged 2023 | Bangalore | IND | 2023-01-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1291 | 1219 | 3.00 | 5 | 0.92 | 20 | 18.40 | |
|  Shashidhar, K M | | | 1524 | IND | 0.00 | 1 | -0.14 | 20 | -2.80 | | | John, Harris Sujin | | | 1111 | IND | 1.00 | 1 | 0.35 | 20 | 7.00 | |  Shaibu, T | | | 1381 | IND | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Kiran, Kumar A Simpi | | | 1165 | IND | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Ramesha, A R | | | 1275 | IND | 0.50 | 1 | 0.08 | 20 | 1.60 | |
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) | | |
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