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Individual Calculations April 2009 |
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| Batzolis, Georgios Total change: 4.80 | |   |
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| White Tower 2008 | Thessaloniki - Greece | GRE | 2008-12-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1847 | 1595 | 0.00 | 2 | -0.40 | 15 | -6.00 | |
|  Shavtvaladze, Nikoloz | m | | 1945 | GEO | 0.00 | 1 | -0.11 | 15 | -1.65 | |  Theoharidis, Georgios | | | 1749 | GRE | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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) | | | | BOYS UNDER 12 - THESSALONIKI CHAMP. 2009 | Thessaloniki | GRE | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1723 | 1607 | 1.00 | 1 | 0.66 | 15 | 9.90 | |
| | Sahinidis, Evagelos | | | 1723 | GRE | 1.00 | 1 | 0.66 | 15 | 9.90 | |
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) | | | | 31st Bulgarian Open Chmpionship - Georgi Tringov Memorial 01.02.2009-07.02.2009 | Plovdiv | BUL | 2009-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1607 | 0.50 | 4 | 0.06 | 15 | 0.90 | |
| | Janev, Evgeni | g | | 1957 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Kolev, Ivan | | | 1957 | BUL | 0.50 | 1 | 0.39 | 15 | 5.85 | | | Skoulakis, Charalambos | | | 1957 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Sofranov, Velizar | | | 1957 | BUL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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