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Individual Calculations April 2019 |
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| Van Schaik, Migael Total change: 11.60 | |   |
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| South African Junior Closed Chess Championships 2019 (u12 Open) | Benoni | RSA | 2019-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1144 | 1253 | 3.50 | 5 | 0.29 | 40 | 11.60 | |
|  Senekal, Frederick Petrus | | | 1156 | RSA | 0.50 | 1 | -0.13 | 40 | -5.20 | |  Simpson, Michael | | | 1269 | RSA | 1.00 | 1 | 0.52 | 40 | 20.80 | | | Palmer, Reegan | | | 1128 | RSA | 1.00 | 1 | 0.33 | 40 | 13.20 | | | Arjun, Sopanam Prabha | | | 1004 | RSA | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Potgieter, Edward | | | 1165 | RSA | 0.50 | 1 | -0.12 | 40 | -4.80 | |
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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