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Individual Calculations August 2015 |
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| Ndawana, Mosenya Total change: 3.40 | |   |
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| 2015 Gaborone Open International-Prestige | GABORONE | BOT | 2015-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1972 | 4.50 | 7 | 0.09 | 20 | 1.80 | |
|  Jamara, George | | | 1689 | BOT | 1.00 | 1 | 0.16 | 20 | 3.20 | |  Nkosi, Dumisa Jacob | | | 1862 | RSA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Kamara, Abdul | | | 1943 | BOT | 0.50 | 1 | -0.04 | 20 | -0.80 | | | Kethata, Seithamo | | | 1893 | BOT | 0.50 | 1 | -0.11 | 20 | -2.20 | | | Bolokang, Sefhore | | | 1593 | BOT | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Lesole, Pudungwane | | | 1890 | BOT | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Gaealafshwe, Barileng | c | | 2165 | BOT | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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) | | | | Tsogo Sun Millionaire Satellite Chess Festival | Johannesburg | RSA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1972 | 5.50 | 9 | 0.08 | 20 | 1.60 | |
| | Jacobs, Cavan | | | 1637 | RSA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Mthunzi, Clive | | | 1853 | RSA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Marais, Dawid Jacobus | | | 1572 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Waters, Anre | | | 1572 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bwalya, Gillan | m | | 2337 | ZAM | 0.50 | 1 | 0.40 | 20 | 8.00 | | | Dyakuseni, Peacemaker | | | 1922 | ZIM | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Oatlhotse, Providence | m | | 2239 | BOT | 0.00 | 1 | -0.18 | 20 | -3.60 | | | Simutowe, Musatwe | | | 2123 | ZAM | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Latela, Kananelo | | | 1622 | LES | 1.00 | 1 | 0.11 | 20 | 2.20 | | | * 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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