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Individual Calculations December 2017 |
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| Saiful Islam, Chowdhury Total change: -25.00 | |   |
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| SAIF POWERTEC 43rd National B Chess Championship-2017 | Dhaka | BAN | 2017-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 2127 | 2.00 | 4 | -1.25 | 20 | -25.00 | |
|  Md, Rofiqul Islam | | | 1840 | BAN | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Md., Jamal Uddin | | | 1916 | BAN | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Hossain, Md. Akmol | | | 1847 | BAN | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Islam, Aminul Lipon | | | 1890 | BAN | 0.00 | 1 | -0.80 | 20 | -16.00 | |
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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