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Individual Calculations January 2010 |
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| Koutsidis, Achilleas Total change: 2.00 | |   |
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| 99th Open Abelokipon | Ambelokipi - Athens | GRE | 2009-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1486 | 1.00 | 5 | -0.08 | 25 | -2.00 | |
|  Dekanozishvili, Tamaz | | | 1866 | GEO | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Tsakalidis, Efstratios | | | 1641 | GRE | 0.00 | 1 | -0.29 | 25 | -7.25 | | | Hajioannou, Dimos | | | 1525 | GRE | 1.00 | 1 | 0.55 | 25 | 13.75 | |  Avgoustinatos, Vassilis | | | 1808 | GRE | 0.00 | 1 | -0.13 | 25 | -3.25 | | | Koukoufikis, Ioannis | | | 1818 | GRE | 0.00 | 1 | -0.12 | 25 | -3.00 | |
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) | | | | ATTTICA TEAM YOUTH U12 CHAMP. 2009 | Attica | GRE | 2009-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1486 | 0.00 | 1 | -0.28 | 25 | -7.00 | |
| | Papadopoulos, Asterios | | | 1656 | GRE | 0.00 | 1 | -0.28 | 25 | -7.00 | |
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) | | | | Open Kaissa 3 | Athens | GRE | 2009-11-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1798 | 1486 | 1.00 | 4 | 0.44 | 25 | 11.00 | |
| | Zahariou, Nikolaus | | | 1863 | GRE | 0.00 | 1 | -0.09 | 25 | -2.25 | | | Paizis, Konstantinos | | | 1779 | GRE | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Pagalis, Georgios | | | 1742 | GRE | 1.00 | 1 | 0.81 | 25 | 20.25 | | | Hreppas, Ilias | | | 1806 | GRE | 0.00 | 1 | -0.13 | 25 | -3.25 | |
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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