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Individual Calculations April 2017 |
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| Tamuhla, Londani Total change: -34.40 | |   |
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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 |
| 1429 | 1564 | 1.50 | 3 | -0.50 | 40 | -20.00 | |
|  Badisang, Loago | | | 1369 | BOT | 0.00 | 1 | -0.75 | 40 | -30.00 | | | Gabatshwarwe, Refilwe | | wc | 1312 | BOT | 1.00 | 1 | 0.19 | 40 | 7.60 | |  Mokhunzeni, Koziba | | wc | 1607 | BOT | 0.50 | 1 | 0.06 | 40 | 2.40 | |
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) | | | | 2017 Metropolitan National Championships 2nd Qualifiers-Ladies | Gaborone | BOT | 2017-03-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1564 | 2.00 | 6 | -0.36 | 40 | -14.40 | |
| | Nkwe, Keitumetse | | wc | 1759 | BOT | 1.00 | 1 | 0.75 | 40 | 30.00 | | | Lopang, Tshepiso | | wm | 1744 | BOT | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Radikoro, Boitumelo | | | 1631 | BOT | 1.00 | 1 | 0.59 | 40 | 23.60 | | | Leso, Gorata | | | 1692 | BOT | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Masaiti, Besa | | wf | 1486 | BOT | 0.00 | 1 | -0.61 | 40 | -24.40 | | | Kgomotso, Ndachipiwa | | | 1564 | BOT | 0.00 | 1 | -0.50 | 40 | -20.00 | |
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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