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Individual Calculations May 2019 |
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| Batlegang, Boga Total change: 0.40 | |   |
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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 |
| 1937 | 1722 | 1.00 | 4 | 0.01 | 40 | 0.40 | |
|  Rongwane, Gomolemo | | | 2076 | BOT | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Mogale, Losika | | | 1807 | BOT | 0.50 | 1 | 0.12 | 40 | 4.80 | | | Tjituka, Silent | | | 1818 | BOT | 0.50 | 1 | 0.13 | 40 | 5.20 | | | Mapini, Otsile | c | | 2047 | BOT | 0.00 | 1 | -0.13 | 40 | -5.20 | |
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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