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Individual Calculations July 2009 |
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| Ioannidis, Evgenios Total change: -5.50 | |   |
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| Tournament CSKA chess club Sofia - Thessaloniki | Sofia | BUL | 2009-04-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1775 | 1513 | 0.50 | 4 | -0.23 | 25 | -5.75 | |
|  Dimitrova, Aseniya | | | 1802 | BUL | 0.00 | 1 | -0.16 | 25 | -4.00 | |  Stoev, Tsvetoslav | | | 1765 | BUL | 0.00 | 1 | -0.19 | 25 | -4.75 | | | Shivacheva, Donika | | | 1780 | BUL | 0.50 | 1 | 0.32 | 25 | 8.00 | | | Dragieva, Denitza | | | 1752 | BUL | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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 AMATEUR CHAMPIONSHIP 2009 | Thessaloniki | GRE | 2009-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1513 | 1.00 | 4 | 0.01 | 25 | 0.25 | |
| | Masouros, Panagiotis | | | 1863 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | | | Ballas, Athanasios-Panagiotis | | | 1500 | GRE | 1.00 | 1 | 0.48 | 25 | 12.00 | | | Tourkolias, Dimitrios | | | 1840 | GRE | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Zygourakis, Themistoklis | | | 1724 | GRE | 0.00 | 1 | -0.23 | 25 | -5.75 | |
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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