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Individual Calculations March 2018 |
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| Marape, Naledi Total change: 15.20 | |   |
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| Airfficiency Year Opener 2018-Ladies | GABORONE | BOT | 2018-01-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1501 | 1510 | 3.50 | 6 | 0.38 | 40 | 15.20 | |
|  Francis, Onkemetse | | wm | 1819 | BOT | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Gabatshwarwe, Refilwe | | wc | 1394 | BOT | 1.00 | 1 | 0.34 | 40 | 13.60 | | | Otisitswe, Ruth | | | 1302 | BOT | 0.00 | 1 | -0.77 | 40 | -30.80 | | | Lone, Olefile | | | 1277 | BOT | 1.00 | 1 | 0.21 | 40 | 8.40 | | | Botlhole, Kgalalelo | | wm | 1729 | BOT | 0.50 | 1 | 0.28 | 40 | 11.20 | | | Rebatenne, Boitshepo | | | 1484 | BOT | 1.00 | 1 | 0.46 | 40 | 18.40 | |
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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