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Individual Calculations May 2019 |
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| Lesole, Pudungwane Total change: -15.20 | |   |
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| 2019 Botswana chess league Round 1-4 | Gaborone | BOT | 2019-03-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1764 | 1887 | 1.00 | 3 | -0.96 | 20 | -19.20 | |
|  Selebego, Katlego | | | 1606 | BOT | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Layton, Mothupi | | | 1896 | BOT | 0.50 | 1 | 0.01 | 20 | 0.20 | |  Kalake, Biki | | | 1790 | BOT | 0.50 | 1 | -0.13 | 20 | -2.60 | |
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) | | | | FIRST CAPITAL BANK INTERNATIONAL EASTER SHOWDOWN-OPEN | FRANCISTOWN | BOT | 2019-04-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1904 | 1875 | 2.50 | 5 | 0.20 | 20 | 4.00 | |
| | Mosutha, Thuso | c | | 2003 | BOT | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Chimbamu, Elisha | | | 1983 | ZIM | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Mokwena, Morwa | | | 1741 | BOT | 1.00 | 1 | 0.32 | 20 | 6.40 | | | Maswabi, Opelo | | | 1748 | BOT | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Mapini, Otsile | c | | 2047 | BOT | 0.00 | 1 | -0.27 | 20 | -5.40 | |
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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