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Individual Calculations November 2017 |
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| Gaealafshwe, Barileng Total change: -25.20 | |   |
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| 2017 Debtswana Development Botswana Open Chess Championship-Prestige | Gaborone | BOT | 2017-09-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 2161 | 4.00 | 7 | -1.26 | 20 | -25.20 | |
|  Mogale, Onkabetse | | | 1875 | BOT | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Neo, Neo | | | 1861 | BOT | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Masango, Spencer | | | 2218 | ZIM | 0.00 | 1 | -0.42 | 20 | -8.40 | | | Mapini, Otsile | c | | 1963 | BOT | 0.50 | 1 | -0.26 | 20 | -5.20 | | | Masole, Cliford | c | | 1935 | BOT | 0.00 | 1 | -0.79 | 20 | -15.80 | | | Tangani, Goabaone | | | 1893 | BOT | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Sabure, Bojosi | | | 1950 | BOT | 0.50 | 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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