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Rapid:
Individual Calculations April 2017 |
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| Mohamed, Islam H Total change: 30.20 | |   |
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| 2nd Fakieh group international chess tournament | Jeddah | KSA | 2017-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2161 | 1892 | 0.00 | 1 | -0.17 | 20 | -3.40 | |
|  Basem, Dumairia | | | 2161 | SYR | 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) | | | | Makkah International Chess Open 2017 | Makkah | KSA | 2017-03-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1804 | 1864 | 4.00 | 4 | 1.68 | 20 | 33.60 | |
| | Shabana, Ayatullah Amr | | | 1696 | EGY | 1.00 | 1 | 0.28 | 20 | 5.60 | |  Al Otaibi, Yaser Motlaq | | | 1816 | KSA | 1.00 | 1 | 0.43 | 20 | 8.60 | | | Khayat, Abdullah F | | | 1782 | KSA | 1.00 | 1 | 0.39 | 20 | 7.80 | | | Ibrahim, Abdallah | | | 1922 | EGY | 1.00 | 1 | 0.58 | 20 | 11.60 | |
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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