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Individual Calculations July 2009 |
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| Stefanatos, Nikolaos Total change: 13.20 | |   |
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| BOYS U 18 - HERAKLIO CHAMP. 2009 | HERAKLIO | GRE | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1784 | 1879 | 1.00 | 1 | 0.37 | 15 | 5.55 | |
|  Kolomvakis, Stelios | | | 1784 | GRE | 1.00 | 1 | 0.37 | 15 | 5.55 | |
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 U 18 FINALS - CRETE CHAMP. 2009 | RETHYMNO | GRE | 2008-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1892 | 1879 | 1.00 | 1 | 0.52 | 15 | 7.80 | |
| | Liodakis, Konstantinos | | | 1892 | GRE | 1.00 | 1 | 0.52 | 15 | 7.80 | |
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) | | | | Team Cup of Crete 2009 | Crete | GRE | 2009-02-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1879 | 1.00 | 2 | -0.01 | 15 | -0.15 | |
| | Nichlos, Antonios | | | 1735 | GRE | 1.00 | 1 | 0.31 | 15 | 4.65 | |  Bras, Emanouel | | | 2015 | GRE | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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