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Individual Calculations January 2010 |
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| Vlahakis, Nikos Total change: 10.50 | |   |
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| National Team Chess Champ. Under 16 - Tie Breaks | Local Clubs | GRE | 2009-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1618 | 1411 | 0.50 | 1 | 0.27 | 25 | 6.75 | |
|  Stamatopoulos, Apostolos | | | 1618 | GRE | 0.50 | 1 | 0.27 | 25 | 6.75 | |
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) | | | | Greek Youth Under 16 Team Champ. Finals | N.Filadelfia - Athens | GRE | 2009-12-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1411 | 1.00 | 4 | 0.15 | 25 | 3.75 | |
| | Sahinidis, Evagelos | | | 1696 | GRE | 0.50 | 1 | 0.34 | 25 | 8.50 | |  Hionas, Georgios | | | 1586 | GRE | 0.50 | 1 | 0.23 | 25 | 5.75 | | | Agnantis, Alexandros | | | 1700 | GRE | 0.00 | 1 | -0.16 | 25 | -4.00 | | | Papadopoulos, Georgios Nikea | | | 1598 | GRE | 0.00 | 1 | -0.26 | 25 | -6.50 | |
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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