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Individual Calculations January 2009 |
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| Kostas, Alexandros Total change: 10.05 | |   |
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| 1st Greek Youth Under 16 Team Championship 2008 | CHalkida | GRE | 2008-10-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1885 | 1809 | 0.50 | 1 | 0.10 | 15 | 1.50 | |
|  Papadopoulos, Panayotis | | | 1885 | GRE | 0.50 | 1 | 0.10 | 15 | 1.50 | |
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) | | | | ATTICA YOUTH (U12) TEAM CHAMP. 2008 FINAL 8 | ATTICA | GRE | 2008-10-31 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1644 | 1809 | 2.00 | 2 | 0.57 | 15 | 8.55 | |
|  Margaritis, Ioannis | | | 1702 | GRE | 1.00 | 1 | 0.35 | 15 | 5.25 | | | Xanthopoulos, Vasilios | | | 1585 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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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