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Individual Calculations August 2015 |
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| Kela, Kaulule Total change: 1.40 | |   |
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| Kafue Open Chess Championship 2015 | Kafue | ZAM | 2015-05-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1924 | 2131 | 0.50 | 2 | -0.97 | 20 | -19.40 | |
|  Simasiku, Tabala | | | 2079 | ZAM | 0.50 | 1 | -0.07 | 20 | -1.40 | |  Mubita, Mwangwela | | | 1769 | ZAM | 0.00 | 1 | -0.90 | 20 | -18.00 | |
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) | | | | 2015 Gaborone Open International-Prestige | GABORONE | BOT | 2015-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1890 | 2144 | 4.00 | 6 | -0.87 | 20 | -17.40 | |
| | Munashe, Ziome | | | 1915 | ZIM | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Kokome, Oaitse | c | | 1932 | BOT | 0.00 | 1 | -0.77 | 20 | -15.40 | | | Nkosi, Dumisa Jacob | | | 1862 | RSA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Masole, Clifford | c | | 1913 | BOT | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Mosutha, Thuso | | | 1856 | BOT | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Simon, Bokamoso | | | 1864 | BOT | 1.00 | 1 | 0.16 | 20 | 3.20 | |
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) | | | | Tsogo Sun Millionaire Satellite Chess Festival | Johannesburg | RSA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 2144 | 7.00 | 9 | 1.91 | 20 | 38.20 | |
| | Nkosi, Dumisa Jacob | | | 1862 | RSA | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Dyakuseni, Peacemaker | | | 1922 | ZIM | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Fourie, Louhan | | | 1744 * | RSA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Bwalya, Gillan | m | | 2337 | ZAM | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Oatlhotse, Providence | m | | 2239 | BOT | 0.00 | 1 | -0.37 | 20 | -7.40 | | | Hercules, Benjamin Vincent | | | 2075 | RSA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Simutowe, Musatwe | | | 2123 | ZAM | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Mabusela, Johannes Manyedi | m | | 2268 | RSA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Mosetlhe, Kgaugelo | | | 2164 | RSA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | * 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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