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Individual Calculations February 2020 |
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| Mesmoudi, Nada Errayhane Total change: 23.20 | |   |
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| Algerian young championship ,semi final 2020 U12 w | Tipaza | ALG | 2020-01-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1131 | 1046 | 1.50 | 3 | 0.33 | 40 | 13.20 | |
|  Nassr, Ryma | | wc | 1243 | ALG | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Aouachria, Yara Mayar | | | 1060 | ALG | 0.00 | 1 | -0.48 | 40 | -19.20 | |  Dahmani, Aya Maylina | | | 1089 | ALG | 1.00 | 1 | 0.56 | 40 | 22.40 | |
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) | | | | Zonal "OUEST" Championship 2020 | Mostaganem | ALG | 2020-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1332 | 1046 | 1.00 | 4 | 0.25 | 40 | 10.00 | |
| | Ouahabi, Mourad | | | 1446 * | ALG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Charef Khodja, Ayoub | | | 1446 * | ALG | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Hamdi, Aymen Mahmoud | | | 1085 | ALG | 1.00 | 1 | 0.55 | 40 | 22.00 | | | Daho, Mohammed | | | 1351 | ALG | 0.00 | 1 | -0.14 | 40 | -5.60 | | | * 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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