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Individual Calculations August 2023 |
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| Md. Babul Hossain, Babla Total change: -13.20 | |   |
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| Chattogram Jilla Chess Championship -2023 | Chattogram | BAN | 2023-07-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1657 | 1439 | 0.00 | 3 | -0.66 | 20 | -13.20 | |
|  Mirza Arifur, Rahman | | | 1676 | BAN | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Mahabubur, Rahman | | | 1620 | BAN | 0.00 | 1 | -0.26 | 20 | -5.20 | |  Md.jahangir, Alam | | | 1675 | BAN | 0.00 | 1 | -0.20 | 20 | -4.00 | |
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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