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Individual Calculations January 2020 |
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| Darius, Patlo Banda Total change: 92.40 | |   |
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| francistown open 2019 | francistown | BOT | 2019-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1593 | 1193 | 0.00 | 2 | -0.16 | 40 | -6.40 | |
|  Mosutha, Thuso | c | | 1593 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Karabo, Manyenyegwa | | | 1593 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | 2019 African Youth Chess Championship (Under 12 Open) | Windhoek | NAM | 2019-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1405 | 1193 | 4.50 | 8 | 2.47 | 40 | 98.80 | |
| | Mawire, Tawananyasha | | | 1409 | ZIM | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Chembe, Sean Kunda | | | 1556 | ZAM | 1.00 | 1 | 0.90 | 40 | 36.00 | | | Simpson, Michael | | | 1580 | RSA | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Bertelsmann, Alexander | | | 1331 | NAM | 0.00 | 1 | -0.31 | 40 | -12.40 | | | Andriamanalimanana, Tsiresy Haja | | | 1390 | MAD | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Sonhy, Jaime | | | 1561 | ANG | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Youssef, Yousab | | | 1173 | EGY | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Thakersee, Akshay | c | | 1240 | RSA | 0.50 | 1 | 0.07 | 40 | 2.80 | |
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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