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Individual Calculations July 2015 |
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| Sali, Abbas Abdulzahra Total change: -22.00 | |   |
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| IRAQI Youth U10, U12,U14 Championships 2015 | Baghdad | IRQ | 2015-06-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1543 | 1714 | 2.50 | 4 | -0.27 | 40 | -10.80 | |
|  Ali Abbas, Abdulzahra | | | 1445 | IRQ | 1.00 | 1 | 0.17 | 40 | 6.80 | | | Al-Fayyadh, Yamama Asif Abdula | | wc | 1574 | IRQ | 0.50 | 1 | -0.19 | 40 | -7.60 | |  Zaid, Alaa Chasib | | | 1314 * | IRQ | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Rabeea, Sabah Nori | f | | 1837 | IRQ | 0.00 | 1 | -0.33 | 40 | -13.20 | | | * 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) | | | | IRAQI Clubs Championship 2015(under 14 years) | Baghdad | IRQ | 2015-06-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1492 | 1714 | 0.50 | 1 | -0.28 | 40 | -11.20 | |
| | Aseel, Dhafer Abdulameer | | | 1492 | IRQ | 0.50 | 1 | -0.28 | 40 | -11.20 | |
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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