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Individual Calculations January 2013 |
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| Gahfer, Khaled Total change: -55.50 | |   |
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| Libyan Chess League 2012 ( 1st Division ) | Tripoli | LBA | 2012-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1809 | 1776 | 0.50 | 3 | -0.87 | 30 | -26.10 | |
|  Elnaami, Hashem A.k. | | | 1833 | LBA | 0.00 | 1 | -0.42 | 30 | -12.60 | |  Ahmed, Osaman | | | 2022 | LBA | 0.00 | 1 | -0.19 | 30 | -5.70 | | | Ramadan, Siraj | | | 1572 | LBA | 0.50 | 1 | -0.26 | 30 | -7.80 | |
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) | | | | Mortal / Saad Saleh | Tripoli | LBA | 2012-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1978 | 1776 | 1.50 | 9 | -0.98 | 30 | -29.40 | |
| | Mohamed, M Mohamed | | | 1970 | LBA | 0.00 | 1 | -0.25 | 30 | -7.50 | | | Ramadan, Siraj | | | 1572 | LBA | 1.00 | 1 | 0.24 | 30 | 7.20 | | | Alharari, Ali | | | 1762 | LBA | 0.00 | 1 | -0.52 | 30 | -15.60 | | | Asabri, Hassan | | | 2149 | LBA | 0.00 | 1 | -0.10 | 30 | -3.00 | | | Almahjoub, Mokhtar | | | 2076 | LBA | 0.00 | 1 | -0.15 | 30 | -4.50 | | | Elghaeb, Waleid | | | 1867 | LBA | 0.50 | 1 | 0.12 | 30 | 3.60 | | | Shoker, Samy | m | | 2176 * | EGY | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Doghri, Nabil | f | | 2176 * | TUN | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Mahdia, Farage | | | 2055 | LBA | 0.00 | 1 | -0.16 | 30 | -4.80 | | | * 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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