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Individual Calculations April 2017 |
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| Bua, Refilwe Total change: 82.80 | |   |
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| 2017 Botswana Junior Open Chess Championships-Ladies | Gaborone | BOT | 2017-03-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1389 | 1482 | 4.00 | 5 | 0.90 | 40 | 36.00 | |
|  Motlhware, Tshepang | | | 1285 | BOT | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Lepotokisi, Kenanao | | | 1279 | BOT | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Badisang, Loago | | | 1369 | BOT | 1.00 | 1 | 0.35 | 40 | 14.00 | | | Mokhunzeni, Koziba | | wc | 1607 | BOT | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Modongo, Taboka | | | 1405 | BOT | 1.00 | 1 | 0.39 | 40 | 15.60 | |
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) | | | | 2017 Metropolitan National Championships 2nd Qualifiers-Ladies | Gaborone | BOT | 2017-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1482 | 3.00 | 7 | 1.17 | 40 | 46.80 | |
| | Francis, Thapelo | | wf | 1723 | BOT | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Leso, Gorata | | | 1692 | BOT | 1.00 | 1 | 0.77 | 40 | 30.80 | | | Francis, Onkemetse | | wm | 1847 | BOT | 0.00 | 1 | -0.10 | 40 | -4.00 | | | Mudongo, Boikhutso | | wm | 1746 | BOT | 0.00 | 1 | -0.18 | 40 | -7.20 | | | Mokhunzeni, Koziba | | wc | 1607 | BOT | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Radikoro, Boitumelo | | | 1631 | BOT | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Masaiti, Besa | | wf | 1486 | BOT | 0.00 | 1 | -0.49 | 40 | -19.60 | |
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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