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Individual Calculations August 2017 |
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| Marais, Alwyn Johannes Total change: -12.00 | |   |
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| Commonwealth Chess Championship Under - 12 - 2017 | New Delhi | IND | 2017-07-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1413 | 1205 | 1.00 | 5 | -0.30 | 40 | -12.00 | |
|  Dhrupad, Kashyap | | | 1605 * | IND | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Piyumantha, M Thisal Manjith | | | 1536 | SRI | 0.00 | 1 | -0.12 | 40 | -4.80 | | | Rohith, S | | | 1390 | IND | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Subhranil, Majumder | | | 1193 | IND | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Van Der Merwe, Alexander | | | 1341 | RSA | 1.00 | 1 | 0.68 | 40 | 27.20 | | | * 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) | | |
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