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Individual Calculations October 2015 |
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| Gumatti, Jumma Total change: -22.80 | |   |
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| Brain Games Co. Open 5th. Tournament | Benghazi | LBA | 2015-09-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1981 | 1817 | 1.50 | 9 | -1.14 | 20 | -22.80 | |
|  Mahgub, Mohamed Mustafa | | | 1926 | LBA | 0.00 | 1 | -0.35 | 20 | -7.00 | |  Shaaban Mubarak, Mohamed | | | 1929 | LBA | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Rabeh, Omer | | | 1938 | LBA | 1.00 | 1 | 0.66 | 20 | 13.20 | | | Abokrais, Kaled | | | 1890 | LBA | 0.00 | 1 | -0.40 | 20 | -8.00 | | | Ben-Srity, Mohamed | | | 2071 | LBA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Elmejbri, Ali A. | f | | 1944 | LBA | 0.00 | 1 | -0.33 | 20 | -6.60 | | | Bensrity, Mokhtar | | | 2136 | LBA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Alathram, Khaled A. | | | 1908 | LBA | 0.00 | 1 | -0.38 | 20 | -7.60 | | | Almahjoub, Mokhtar | | | 2089 | LBA | 0.00 | 1 | -0.17 | 20 | -3.40 | |
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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