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Individual Calculations September 2015 |
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| Ralaiarisoa, Derarilaza Petera Total change: -20.40 | |   |
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| International Chess Open 2015 - Madagascar | Antananarivo | MAD | 2015-08-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1708 | 0.00 | 2 | -0.51 | 40 | -20.40 | |
|  L`ami, Alina | m | wg | 2108 * | ROU | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Rabemananjara, Manitra | | | 1757 | MAD | 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) | | |
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