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Individual Calculations November 2019 |
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| Nomalungelo, Mathe Total change: 3.20 | |   |
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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 |
| 1504 | 1603 | 5.00 | 8 | 0.16 | 20 | 3.20 | |
|  Moshoboro, Laone Phoebe | | wc | 1203 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Motlhware, Tshepang | | | 1245 | BOT | 0.50 | 1 | -0.40 | 20 | -8.00 | | | Tamuhla, Londani | | wf | 1568 | BOT | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Bonno, Thandi | | | 1355 | BOT | 1.00 | 1 | 0.19 | 20 | 3.80 | | | Francis, Onkemetse | | wm | 1792 | BOT | 0.50 | 1 | 0.25 | 20 | 5.00 | | | Botlhole, Kgalalelo | | wm | 1658 | BOT | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Marape, Naledi | | wf | 1569 | BOT | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Gabatshwarwe, Refilwe | | wc | 1643 | BOT | 0.00 | 1 | -0.44 | 20 | -8.80 | | | * 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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