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Individual Calculations October 2014 |
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| Ait Abbas, Yacine Total change: 24.00 | |   |
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| Algerian Juniors Championship 2014 .Open | Bejaia | ALG | 2014-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1868 | 1855 | 3.50 | 5 | 1.01 | 40 | 40.40 | |
|  Bouhadjar, Nabil | | | 1954 | ALG | 1.00 | 1 | 0.64 | 40 | 25.60 | |  Bensadi, Lotfi | | | 1801 | ALG | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Younsaoui, Hichem | | | 1646 | ALG | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Saidi, Boumedienne | | | 1723 | ALG | 1.00 | 1 | 0.32 | 40 | 12.80 | | | Nassr, Ali | m | | 2214 | ALG | 0.00 | 1 | -0.10 | 40 | -4.00 | |
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) | | | | World Youth Chess Championships 2014 (u16 Boys) | Durban | RSA | 2014-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1855 | 2.50 | 8 | -0.41 | 40 | -16.40 | |
| | Saiyn, Zhanat | f | | 2255 * | KAZ | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Song, Edward | | | 2255 * | USA | 1.00 | 1 | 0.92 | 40 | 36.80 | | | Sosa, Tomas | | | 2255 * | ARG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Petr, Jan | | | 2140 | CZE | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Modi, Sachin | c | | 1678 | RSA | 0.00 | 1 | -0.73 | 40 | -29.20 | | | Forster, James Connor Christophe | | | 1688 | RSA | 0.50 | 1 | -0.22 | 40 | -8.80 | | | Valkama, Eero | | | 2073 | FIN | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Ndlovu, Bhekile | | | 1567 | ZIM | 1.00 | 1 | 0.16 | 40 | 6.40 | | | * 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) | | |
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