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Individual Calculations January 2024 |
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| Sampa, Christopher Total change: 25.20 | |   |
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| The 4th Quater Zone 6 Chess Championship (2023) | Mbala ( Northern province) | ZAM | 2023-12-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1857 | 1750 | 3.50 | 6 | 1.26 | 20 | 25.20 | |
|  Chongo, Rodrick | | | 1932 | ZAM | 1.00 | 1 | 0.74 | 20 | 14.80 | |  Banda, Brian | | | 1839 | ZAM | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Samamba, Samuel | | | 1678 | ZAM | 0.50 | 1 | -0.10 | 20 | -2.00 | | | Chibwata, Paul | | | 2129 | ZAM | 1.00 | 1 | 0.91 | 20 | 18.20 | | | Mumba, Elijah | | | 1823 | ZAM | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Nsofwa, Mando | | | 1743 | ZAM | 1.00 | 1 | 0.49 | 20 | 9.80 | |
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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