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Individual Calculations November 2017 |
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| Gabatshwarwe, Refilwe Total change: -7.60 | |   |
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| 2017 Debtswana Development Botswana Open Chess Championship-ladies | Gaborone | BOT | 2017-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1483 | 1342 | 1.50 | 5 | -0.19 | 40 | -7.60 | |
|  Mudongo, Boikhutso | | wm | 1742 * | BOT | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Motlhware, Tshepang | | | 1279 | BOT | 1.00 | 1 | 0.41 | 40 | 16.40 | | | Rebatenne, Boitshepo | | | 1501 | BOT | 0.00 | 1 | -0.29 | 40 | -11.60 | |  Tembo, Milika | | | 1351 | ZAM | 0.50 | 1 | 0.01 | 40 | 0.40 | | | Tamuhla, Londani | | wf | 1544 | BOT | 0.00 | 1 | -0.24 | 40 | -9.60 | | | * 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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