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Individual Calculations March 2012 |
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| Kefalas, Spyridon Total change: 14.55 | |   |
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| 44th Individual Junios under 20 Championship - finals | Athens | GRE | 2012-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1928 | 1915 | 3.50 | 7 | 0.16 | 15 | 2.40 | |
|  Kourkoulos-Arditis, Stamatis | | | 2151 | GRE | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Grigoriadis, Mihail | | | 1775 | GRE | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Balokas, Dimitrios | | | 2078 | GRE | 0.00 | 1 | -0.28 | 15 | -4.20 | | | Papadopoulos, Georgios | | | 2046 | GRE | 1.00 | 1 | 0.68 | 15 | 10.20 | | | Pessiridis, Isaak | | | 1656 | GRE | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Papadimitriou, Athanasios | | | 2211 | GRE | 0.00 | 1 | -0.15 | 15 | -2.25 | | | Sotirakis, Ioannis | | | 1578 | GRE | 1.00 | 1 | 0.12 | 15 | 1.80 | |
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) | | | | 14th Open SOP-SMAOK over 1900 rating | Pagrati, Athens | GRE | 2012-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2082 | 1915 | 2.50 | 6 | 0.81 | 15 | 12.15 | |
| | Zografos, Achilleas | | | 2144 | GRE | 1.00 | 1 | 0.79 | 15 | 11.85 | | | Papadimitriou, Loukas | | | 2124 | GRE | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Panagiotopoulos, Vas | | | 2056 | GRE | 0.00 | 1 | -0.31 | 15 | -4.65 | | | Angelopoulos, Georgios | | | 2040 | GRE | 1.00 | 1 | 0.67 | 15 | 10.05 | | | Sideris, Theodoros | | | 2028 | GRE | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Mitrandzas, Athanasios | | | 2102 | GRE | 0.50 | 1 | 0.24 | 15 | 3.60 | |
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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