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Individual Calculations January 2011 |
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| Mostafa, Abdulwahab Total change: 9.75 | |   |
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| 9th Dubai Juniors 2010 | Dubai | UAE | 2010-07-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1733 | 2.00 | 4 | 0.73 | 25 | 18.25 | |
|  Atabayew, Saparmyrat | | | 1987 | TKM | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Hojjatova, Aydan Hikmat Qizi | | wc | 1818 | AZE | 0.50 | 1 | 0.12 | 25 | 3.00 | | | Vigram, M | | | 1875 | IND | 0.50 | 1 | 0.19 | 25 | 4.75 | | | Sudharsan, Surya K | | | 1813 | IND | 1.00 | 1 | 0.61 | 25 | 15.25 | |
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) | | | | World Youth Chess Championships 2010 - Open under 16 | Porto Carras, Chalkidiki - Greece | GRE | 2010-10-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2028 | 1733 | 0.50 | 5 | -0.34 | 25 | -8.50 | |
| | Draskovic, Luka | | | 2133 * | MNE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Orujov, Shujaat Ismiali Oglu | | | 2098 | AZE | 0.00 | 1 | -0.10 | 25 | -2.50 | | | Thanarotrung, Ratchaphon | | | 1874 | THA | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Paltrinieri, Nicholas | | | 2115 | ITA | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Donado-Mazarron Gomez, Miguel | | | 1919 | ESP | 0.50 | 1 | 0.24 | 25 | 6.00 | | | * 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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