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Individual Calculations November 2015 |
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| Kromhout, Ewan Total change: 20.00 | |   |
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| 4th FIDE Invitational Closed Tournament 2014 | Port Elizabeth | RSA | 2015-10-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1884 | 2042 | 4.00 | 6 | -0.09 | 20 | -1.80 | |
|  Van Zyl-Rudd, Jack | | | 1710 | RSA | 1.00 | 1 | 0.12 | 20 | 2.40 | |  Strikovic, Aleksa | g | | 2442 * | SRB | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Reddy, Ananta | | | 1642 * | RSA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Van Zyl, Charlize | | wm | 1664 | RSA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Kromhout, Alexander | | | 2026 | RSA | 0.50 | 1 | -0.02 | 20 | -0.40 | | | February, Jesse Nikki | | wf | 1818 | RSA | 1.00 | 1 | 0.22 | 20 | 4.40 | | | * 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) | | | | South African Club Chess Championship 2015 | Durban | RSA | 2015-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1919 | 2042 | 5.00 | 6 | 1.09 | 20 | 21.80 | |
| | Zuma, Mbusiswa | | | 1751 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Willenberg, Craig Glen | | | 2025 | RSA | 1.00 | 1 | 0.48 | 20 | 9.60 | | | Mosetlhe, Kgaugelo | | | 2170 | RSA | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Gopaulsingh, Shivar | | | 1895 | RSA | 1.00 | 1 | 0.30 | 20 | 6.00 | | | Qobo, Lulama T. | | | 1923 | RSA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Khanyile, Wandumuzi Siphephelo | | | 1748 | RSA | 1.00 | 1 | 0.15 | 20 | 3.00 | |
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) | | |
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