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Individual Calculations April 2009 |
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| Georgantas, Antonios Total change: 0.30 | |   |
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| Bikou Cup 2008 2nd Division | Attica | GRE | 2008-11-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1747 | 1731 | 1.50 | 2 | 0.54 | 15 | 8.10 | |
|  Vozikis, Antonios | | | 1684 | GRE | 1.00 | 1 | 0.43 | 15 | 6.45 | | | Pramateftakis, Nikolaos | | | 1810 | GRE | 0.50 | 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) | | | | 2009 Indiv. Youth Champ. of Attica - Boys U 14 | Nikea - Athens | GRE | 2008-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1997 | 1731 | 0.00 | 1 | -0.18 | 15 | -2.70 | |
| | Michelakos, Panagiotis | | | 1997 | GRE | 0.00 | 1 | -0.18 | 15 | -2.70 | |
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) | | | | 2009 Attica team ch prelim. A div. | Attica | GRE | 2009-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1659 | 1728 | 2.00 | 4 | -0.34 | 15 | -5.10 | |
|  Kasidonis, Antonios | | | 1703 | GRE | 1.00 | 1 | 0.47 | 15 | 7.05 | | | Barbounis, Ioannis | | | 1474 | GRE | 0.00 | 1 | -0.81 | 15 | -12.15 | | | Papadopoulos, Georgios | | | 1664 | GRE | 0.00 | 1 | -0.59 | 15 | -8.85 | | | Fotiadis, Ioannis | | | 1793 | GRE | 1.00 | 1 | 0.59 | 15 | 8.85 | |
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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