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Individual Calculations September 2018 |
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| Benyahia, Safin Total change: -119.20 | |   |
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| Juniors Championship 2018 Open | Bejai | ALG | 2018-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1369 | 1534 | 2.00 | 7 | -2.89 | 40 | -115.60 | |
|  Achour, Mohamed Anis | | | 1886 | ALG | 0.00 | 1 | -0.11 | 40 | -4.40 | |  Alioueche, Kerboua Louay | | | 1227 | ALG | 1.00 | 1 | 0.14 | 40 | 5.60 | | | Hellal, Tarik | | | 1352 | ALG | 0.00 | 1 | -0.74 | 40 | -29.60 | | | Charef Khodja, Ayoub | | | 1382 | ALG | 0.00 | 1 | -0.70 | 40 | -28.00 | | | Benkolli, Adel | | | 1389 | ALG | 0.00 | 1 | -0.69 | 40 | -27.60 | | | Brahimi, Abderahim | c | | 1194 | ALG | 0.00 | 1 | -0.88 | 40 | -35.20 | | | Ferrad, Amine | | | 1152 | ALG | 1.00 | 1 | 0.09 | 40 | 3.60 | |
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) | | | | 2018 African Youth Chess Championships - Under 12 Boys | Kisumu City | KEN | 2018-08-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1410 | 1534 | 2.50 | 4 | -0.09 | 40 | -3.60 | |
| | Gosrani, Reeyan | c | | 1189 | KEN | 0.50 | 1 | -0.39 | 40 | -15.60 | | | Tamer, Ahmed | c | | 1592 | EGY | 0.00 | 1 | -0.42 | 40 | -16.80 | | | Nevin, Tyler | | | 1512 | RSA | 1.00 | 1 | 0.47 | 40 | 18.80 | | | Bidi, Abdeljalil | | | 1345 | ALG | 1.00 | 1 | 0.25 | 40 | 10.00 | |
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) | | |
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