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Individual Calculations April 2019 |
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| Arjun, Sopanam Prabha Total change: 2.80 | |   |
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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 |
| 1173 | 1004 | 1.50 | 5 | 0.07 | 40 | 2.80 | |
|  Koning, Lehan | | | 1108 | RSA | 1.00 | 1 | 0.64 | 40 | 25.60 | |  Senekal, Frederick Petrus | | | 1156 | RSA | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Boshoma, Chifundo | | | 1078 | RSA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Van Schaik, Migael | | | 1253 | RSA | 0.50 | 1 | 0.31 | 40 | 12.40 | | | Simpson, Michael | | | 1269 | RSA | 0.00 | 1 | -0.18 | 40 | -7.20 | |
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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