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Rapid:
Individual Calculations October 2019 |
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| Brahami, Lyes Total change: -0.80 | |   |
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| Rapid BCE 2019 | Bejaia | ALG | 2019-08-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1806 | 4.00 | 6 | -0.04 | 20 | -0.80 | |
|  Hamidou, Farid | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | |  Hallal, Kamel | | | 1548 | ALG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Boulrens, Ala Eddine | | | 1946 | ALG | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Sekiranda, Isaac | | | 1494 | UGA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Benyahia, Safin | c | | 1495 | ALG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Saifi, Walid | | | 1982 | ALG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | | | Tipaza chess camping rapid | Tipaza | ALG | 2019-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1578 | 1806 | 5.00 | 9 | -1.77 | 20 | -35.40 | |
| | Brahami, Yanis | | | 1412 | ALG | 0.00 | 1 | -0.92 | 20 | -18.40 | | | Tebbakh, Said | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Chouana, Kamel | | | 1575 | ALG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Adili , Zakaria | | | 1544 | ALG | 1.00 | 1 | 0.18 | 20 | 3.60 | | | Hamoudi, Chaker | | | 1423 | ALG | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Adrar, Sofiane | f | | 1670 | ALG | 0.00 | 1 | -0.68 | 20 | -13.60 | | | Barkat, Abdelouaheb | | | 1769 | ALG | 1.00 | 1 | 0.45 | 20 | 9.00 | | | Achour, Mohamed Anis | | | 1983 | ALG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Guerram, Youcef | | | 1418 | ALG | 0.00 | 1 | -0.91 | 20 | -18.20 | | | * 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 national rapide de Tipaza | Tipaza | ALG | 2019-08-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1703 | 1806 | 5.00 | 7 | 0.70 | 20 | 14.00 | |
| | Dahmani, Saalah | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Ghanem, Youcef | | | 1593 | ALG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Mahdi, Billel | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Saidi, Bouziane | | | 1724 | ALG | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Saim, Bachir | | | 1960 | ALG | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Dorbane, Khaled | | | 2165 | ALG | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Leffad , Samy | f | | 1665 | ALG | 1.00 | 1 | 0.31 | 20 | 6.20 | | | * 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) | | | | 4th National Bejaia Open | Bejaia | ALG | 2019-09-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1650 | 1806 | 5.00 | 8 | -0.25 | 20 | -5.00 | |
| | Zerarga , Ikram | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Maouchi, Sid Ahmed | | | 1516 | ALG | 1.00 | 1 | 0.16 | 20 | 3.20 | | | Brahami, Lamine | f | | 2047 | ALG | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Bidi, Abdeljalil | | | 1493 | ALG | 1.00 | 1 | 0.14 | 20 | 2.80 | | | Brahimi, Abderahim | c | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Achour, Mohamed Anis | | | 1983 | ALG | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Mehdi, Billal | | | 1406 * | ALG | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Hamoudi, Ahmed | | | 1942 | ALG | 0.00 | 1 | -0.32 | 20 | -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) | | | | Algerian Chess Championship 2019 Rapid Open | Setif | ALG | 2019-09-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1836 | 1806 | 5.50 | 9 | 1.32 | 20 | 26.40 | |
| | Aissani, Fethallah | | | 1469 | ALG | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Zane, Rayane | | | 1597 | ALG | 1.00 | 1 | 0.23 | 20 | 4.60 | | | Dorbane, Khaled | | | 2165 | ALG | 0.00 | 1 | -0.10 | 20 | -2.00 | | | Chouana, Kamel | | | 1575 | ALG | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Benhadi, Aziz Madani | m | | 2025 | ALG | 1.00 | 1 | 0.78 | 20 | 15.60 | | | Khalef, Laadel | | | 1955 | ALG | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Khair, Adem | | | 2112 | ALG | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Salhi, Nouressadat | c | | 1991 | ALG | 1.00 | 1 | 0.74 | 20 | 14.80 | | | Yettouche, Yaristan | c | | 1637 | ALG | 0.00 | 1 | -0.72 | 20 | -14.40 | |
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) | | |
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