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Individual Calculations January 2015 |
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| Essa, Naseem Ahmed Total change: -57.60 | |   |
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| Chess Excellence Summer Cup 2014 | Johannesburg | RSA | 2014-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1660 | 1.50 | 5 | 0.26 | 40 | 10.40 | |
|  Jurgensen, Graham | c | | 2060 * | RSA | 0.50 | 1 | 0.42 | 40 | 16.80 | |  Mare, Eben | | | 1974 | RSA | 1.00 | 1 | 0.86 | 40 | 34.40 | | | Tshetlo, Tshepo | | | 1788 | RSA | 0.00 | 1 | -0.33 | 40 | -13.20 | | | Klevansky, Aron | c | | 1845 | RSA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Collen, Benjamin C. | | | 1711 | RSA | 0.00 | 1 | -0.43 | 40 | -17.20 | | | * 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) | | | | 2014 African Youth Championship U12 Open | Monastir | TUN | 2014-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1660 | 0.50 | 3 | -1.70 | 40 | -68.00 | |
| | Chetty, Cailin | | | 1598 | RSA | 0.50 | 1 | -0.09 | 40 | -3.60 | | | Adrar, Sofiane | | | 1522 | ALG | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Deshpande, Sumit Satish | | | 1260 * | KEN | 0.00 | 1 | -0.92 | 40 | -36.80 | | | * 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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