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Individual Calculations February 2022 |
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| Brahami, Lamine Total change: -18.20 | |   |
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| African Juniors Chess Championships 2021 Open | Monrovia | LBR | 2021-12-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1954 | 2212 | 5.00 | 6 | 0.21 | 20 | 4.20 | |
|  Eyetonghan, Denyefa Callistus | | | 2005 | NGR | 1.00 | 1 | 0.23 | 20 | 4.60 | |  Mohamed Abderrahim, Taleb Mohamed | | | 1923 | MTN | 0.00 | 1 | -0.84 | 20 | -16.80 | | | Ajiri, Benjamin Netanyahu | | | 1812 * | UGA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Noumbo, Vidal | | | 1812 * | CMR | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Olisa, Tennyson | | | 2111 | NGR | 1.00 | 1 | 0.36 | 20 | 7.20 | | | George Samir, David | | | 2063 | EGY | 1.00 | 1 | 0.30 | 20 | 6.00 | | | * 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) | | | | Open yenayer | Bejaia | ALG | 2022-01-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1953 | 2244 | 6.00 | 9 | -1.12 | 20 | -22.40 | |
| | Aoudia, Aghiles | c | | 1844 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Aissou, Lotfi | | | 1533 | ALG | 1.00 | 1 | 0.01 | 20 | 0.20 | | | Zane, Rayane | | | 1953 | ALG | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Hallal, Tarik | | | 1991 | ALG | 0.50 | 1 | -0.31 | 20 | -6.20 | | | Bidi, Abdeljalil | | | 1773 | ALG | 1.00 | 1 | 0.05 | 20 | 1.00 | | | Belouadah, Saad | m | | 2364 | ALG | 0.00 | 1 | -0.34 | 20 | -6.80 | | | Saim, Bachir | | | 1927 | ALG | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Achour, Mohamed Anis | | | 2006 | ALG | 0.50 | 1 | -0.30 | 20 | -6.00 | | | Djabri, Massinas | f | | 2182 | ALG | 0.00 | 1 | -0.59 | 20 | -11.80 | | | * 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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