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Individual Calculations November 2017 |
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| Mokhunzeni, Koziba Total change: -17.60 | |   |
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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 |
| 1437 | 1631 | 3.50 | 6 | -0.88 | 20 | -17.60 | |
|  Lepotokisi, Kenanao | | | 1327 | BOT | 0.50 | 1 | -0.36 | 20 | -7.20 | |  Otisitswe, Ruth | | | 1247 | BOT | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Rebatenne, Boitshepo | | | 1501 | BOT | 0.50 | 1 | -0.18 | 20 | -3.60 | | | Mhate, Lame | | | 1420 | BOT | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mooketsi, Palesa | | | 1384 | BOT | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Mudongo, Boikhutso | | wm | 1744 | BOT | 0.00 | 1 | -0.35 | 20 | -7.00 | |
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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