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Individual Calculations March 2017 |
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| Kgomotso, Ndachipiwa Total change: 17.60 | |   |
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| 2017 Airfficiency Year Opener Chess Championships-Ladies | Gaborone | BOT | 2017-01-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1525 | 1546 | 4.00 | 6 | 0.88 | 20 | 17.60 | |
|  Lopang, Tshepiso | | wm | 1776 | BOT | 1.00 | 1 | 0.79 | 20 | 15.80 | |  Marape, Naledi | | wc | 1303 | BOT | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Francis, Thapelo | | wf | 1723 | BOT | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Motlhware, Tshephang | | | 1234 | BOT | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Francis, Onkemetse | | wm | 1844 | BOT | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Olefhile, Lone | | | 1269 | BOT | 1.00 | 1 | 0.17 | 20 | 3.40 | |
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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