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Individual Calculations October 2018 |
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| Sabure, Tuduetso Total change: 17.00 | |   |
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| Sua Open International 2018 | Sua Town | BOT | 2018-09-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2062 | 1794 | 1.50 | 4 | 0.77 | 20 | 15.40 | |
|  Sabure, Bojosi | | | 2038 | BOT | 0.50 | 1 | 0.30 | 20 | 6.00 | |  Jele, Tapiwa | | | 2118 | ZIM | 1.00 | 1 | 0.87 | 20 | 17.40 | | | Olebile, Thato | f | | 2132 | BOT | 0.00 | 1 | -0.12 | 20 | -2.40 | | | Monnaatsheko, Keletshabile | | | 1959 | BOT | 0.00 | 1 | -0.28 | 20 | -5.60 | |
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) | | | | 2018 North Botswana Open Chess Extravaganza-ladies | Palapye | BOT | 2018-09-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1551 | 1794 | 5.50 | 7 | 0.08 | 20 | 1.60 | |
| | Moseki, Karabo | | | 1394 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Francis, Thapelo | | wf | 1577 | BOT | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Otisitswe, Ruth | | | 1394 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Masaiti, Besa | | wf | 1777 | BOT | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Modongo, Boikhutso | | wm | 1710 | BOT | 0.00 | 1 | -0.62 | 20 | -12.40 | | | Lepotokisi, Kenanao | | | 1394 * | BOT | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Kgomotso, Ndachipiwa | | | 1611 | BOT | 0.50 | 1 | -0.24 | 20 | -4.80 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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