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Individual Calculations January 2024 |
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| Khider, Amilia Total change: 81.20 | |   |
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| Bejaia Chess Championship - Women 2023 | Bejaia | ALG | 2023-11-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1244 | 1093 | 3.00 | 4 | 1.68 | 40 | 67.20 | |
|  Nait Salem, Elina | | | 1081 | ALG | 0.50 | 1 | -0.02 | 40 | -0.80 | | | Igoucimen, Salima | | | 1250 | ALG | 1.00 | 1 | 0.71 | 40 | 28.40 | |  Oukarache, Maria | | | 1135 | ALG | 0.50 | 1 | 0.06 | 40 | 2.40 | | | Hadjout, Ilyna | | | 1509 | ALG | 1.00 | 1 | 0.93 | 40 | 37.20 | |
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) | | | | Algerian Chess Championship 2023 - Women | Bejaia | ALG | 2023-12-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1583 | 1093 | 1.00 | 8 | 0.35 | 40 | 14.00 | |
| | Nassr, Ryma | | wc | 1595 | ALG | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Zerarga, Imene | | | 1547 | ALG | 0.00 | 1 | -0.06 | 40 | -2.40 | | | Iskounene , Tinhinane | | | 1153 | ALG | 1.00 | 1 | 0.58 | 40 | 23.20 | | | Nassr, Rania | | wf | 1754 | ALG | 0.00 | 1 | -0.01 | 40 | -0.40 | | | Abdi, Zineb Dina | | wm | 1829 | ALG | 0.00 | 1 | 0.00 | 40 | 0.00 | | | Nassr, Manel | | wc | 1624 | ALG | 0.00 | 1 | -0.03 | 40 | -1.20 | | | Djerroud, Chahrazed | | | 1653 | ALG | 0.00 | 1 | -0.02 | 40 | -0.80 | | | Hadjout, Ilyna | | | 1509 | ALG | 0.00 | 1 | -0.07 | 40 | -2.80 | |
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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