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Individual Calculations August 2015 |
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| Oberholzer, Francois Total change: 128.80 | |   |
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| Commonwealth Chess Championship 2015 | New Delhi | IND | 2015-06-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2015 | 1930 | 4.50 | 9 | 0.73 | 20 | 14.60 | |
|  Rahman, Ziaur | g | | 2330 * | BAN | 0.00 | 1 | -0.08 | 20 | -1.60 | |  Dushyant, Sharma | | | 1652 | IND | 1.00 | 1 | 0.17 | 20 | 3.40 | | | Gomes, Mary Ann | | wg | 2330 * | IND | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Vardan, Nagpal | | | 1706 | IND | 1.00 | 1 | 0.22 | 20 | 4.40 | | | Manu, David Suthandram R | | | 1665 | IND | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Srija, Seshadri | | wf | 2219 | IND | 0.50 | 1 | 0.34 | 20 | 6.80 | | | Ivana Maria, Furtado | | wm | 2212 | IND | 0.00 | 1 | -0.16 | 20 | -3.20 | | | Nitish, Belurkar | c | | 2282 | IND | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Priyamvada, Karamcheti | | | 1741 | IND | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | | | South African Open Chess Championships 2015 | Cape Town | RSA | 2015-07-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2137 | 1930 | 7.00 | 10 | 4.40 | 20 | 88.00 | |
| | De Villiers, Charles | f | | 2237 | RSA | 1.00 | 1 | 0.86 | 20 | 17.20 | | | Bwalya, Gillan | m | | 2330 * | ZAM | 1.00 | 1 | 0.92 | 20 | 18.40 | | | Short, Nigel D | g | | 2330 * | ENG | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Anderson, Gavin | | | 2250 | RSA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Agulhas, Keegan | | | 1726 | RSA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Solomons, Deon | f | | 2156 | RSA | 0.50 | 1 | 0.29 | 20 | 5.80 | | | Chulis, Alexander | | | 2170 | AUT | 1.00 | 1 | 0.80 | 20 | 16.00 | | | Willenberg, Kenneth Sean | | | 2060 | RSA | 1.00 | 1 | 0.68 | 20 | 13.60 | | | Masango, Spencer | | | 2126 | ZIM | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Mare, Eben | | | 1982 | RSA | 0.50 | 1 | 0.07 | 20 | 1.40 | | | * 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) | | | | Tsogo Sun Millionaire Satellite Chess Festival | Johannesburg | RSA | 2015-07-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2008 | 1930 | 4.50 | 8 | 1.31 | 20 | 26.20 | |
| | Mwali, Chitumbo | m | | 2325 | ZAM | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tshetlo, Tshepo | | | 1817 | RSA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | Marais, Daniel | | | 1576 | RSA | 1.00 | 1 | 0.11 | 20 | 2.20 | | | Klaver, Cornelis | | | 2083 | RSA | 0.50 | 1 | 0.20 | 20 | 4.00 | | | Longano, Michael Nicholas | | | 2046 | RSA | 0.50 | 1 | 0.16 | 20 | 3.20 | | | Mwale, Joseph | | | 2094 | MAW | 1.00 | 1 | 0.72 | 20 | 14.40 | | | Hercules, Benjamin Vincent | | | 2075 | RSA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Skosana, Stephen K. | | | 2049 | RSA | 0.50 | 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) | | |
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