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Individual Calculations November 2019 |
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| Otisitswe, Ruth Total change: 73.20 | |   |
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| 2019 DEBSWANA DEVELOPMENTAL BOTSWANA INTERNATIONAL OPEN CHESS CHAMPIONSHIPS-LADIES SECTION | GABORONE | BOT | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1500 | 1535 | 6.00 | 8 | 1.83 | 40 | 73.20 | |
|  Otimile, Michelle Larona | | | 1135 * | BOT | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Shaba, Linda | | | 1615 | ZIM | 0.50 | 1 | 0.11 | 40 | 4.40 | | | Motlhware, Tshepang | | | 1245 | BOT | 0.50 | 1 | -0.34 | 40 | -13.60 | | | Modongo, Boikhutso | | wm | 1714 | BOT | 1.00 | 1 | 0.73 | 40 | 29.20 | | | Moshoboro, Arona | | wc | 1248 | BOT | 1.00 | 1 | 0.16 | 40 | 6.40 | | | Gabatshwarwe, Refilwe | | wc | 1643 | BOT | 1.00 | 1 | 0.65 | 40 | 26.00 | | | Sabure, Tuduetso | | wg | 1743 | BOT | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Botlhole, Kgalalelo | | wm | 1658 | BOT | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | |
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