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Individual Calculations May 2015 |
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| Ossa, Vladimir Total change: -3.40 | |   |
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| 2015 World Amateur Chess Championships - Open | Porto Carras - Halkidiki | GRE | 2015-04-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1750 | 1946 | 5.00 | 7 | -0.17 | 20 | -3.40 | |
|  Abubakirov, Khumid | | | 1653 | BEL | 1.00 | 1 | 0.15 | 20 | 3.00 | | | Ramil, Rumusud | | | 1828 | PHI | 0.00 | 1 | -0.66 | 20 | -13.20 | |  D Aulisa, Francesco | | | 1755 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | Zygourakis, Themistoklis | | | 1603 | GRE | 1.00 | 1 | 0.12 | 20 | 2.40 | | | Kiremitciyan, Ari | | | 1891 | TUR | 0.00 | 1 | -0.58 | 20 | -11.60 | | | Azikri, Gur | | | 1879 | ISR | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ezizov, Jumamuhammet | | | 1642 | TKM | 1.00 | 1 | 0.14 | 20 | 2.80 | |
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) | | |
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