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Individual Calculations October 2013 |
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| Rafea, Sabri Fayyadh Total change: -44.10 | |   |
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| Iraq Cup for Clubs 2013 | Babylon | IRQ | 2013-08-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1898 | 0.00 | 4 | -1.47 | 30 | -44.10 | |
|  Nabaa Sami, Abbas | | | 1675 | IRQ | 0.00 | 1 | -0.78 | 30 | -23.40 | |  Obada, Ahmad Azeezjawad | m | | 2298 * | IRQ | 0.00 | 1 | -0.08 | 30 | -2.40 | | | Majid, Abd Aziz | | | 2068 | IRQ | 0.00 | 1 | -0.28 | 30 | -8.40 | | | Omar, Abdul Razak | | | 2026 | IRQ | 0.00 | 1 | -0.33 | 30 | -9.90 | | | * 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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