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Individual Calculations September 2022 |
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| Mnguni, Jacob Dumisani Total change: -17.60 | |   |
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| Chess Power House 2nd RR (Prestige) | Johannesburg | RSA | 2022-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2150 | 2131 | 1.50 | 5 | -0.88 | 20 | -17.60 | |
|  Mabusela, Johannes Manyedi | m | | 2203 | RSA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Oosthuizen, Michal Jacobus | | | 1940 | RSA | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Khumalo, Keith | c | | 2066 | RSA | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Mhango, Banele | f | | 2193 | RSA | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Makoto, Rodwell | m | | 2346 | ZIM | 0.00 | 1 | -0.23 | 20 | -4.60 | |
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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