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Individual Calculations March 2017 |
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| Gabatshwarwe, Refilwe Total change: 9.60 | |   |
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| 2017 Airfficiency Year Opener Chess Championships-Ladies | Gaborone | BOT | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1462 | 1302 | 1.50 | 4 | 0.24 | 40 | 9.60 | |
|  Mudongo, Boikhutso | | wm | 1702 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Mooketsi, Palesa | | | 1459 | BOT | 0.50 | 1 | 0.21 | 40 | 8.40 | |  Olefhile, Lone | | | 1269 | BOT | 1.00 | 1 | 0.45 | 40 | 18.00 | | | Bua, Refilwe | | | 1416 | BOT | 0.00 | 1 | -0.34 | 40 | -13.60 | | | * 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) | | |
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