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Individual Calculations July 2009 |
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| Kontarinis, Andreas Total change: -33.15 | |   |
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| 95th Open Ambelokipon | Ambelokipi - Athens | GRE | 2009-04-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1862 | 1939 | 3.00 | 6 | -0.64 | 15 | -9.60 | |
|  Spyropoulou, Aliki | | | 1892 | GRE | 1.00 | 1 | 0.43 | 15 | 6.45 | |  Himaras, Stefanos | | | 2256 | GRE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Arvanitis, Georgios | | | 1736 | GRE | 0.00 | 1 | -0.76 | 15 | -11.40 | | | Bafas, Athanasios | | | 1660 | GRE | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Megaloudis, Petros | | | 1784 | GRE | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Nemtsas, Hristoforos | | | 1842 | GRE | 0.00 | 1 | -0.63 | 15 | -9.45 | |
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) | | | | 96 Ambelokipi Open | Athens | GRE | 2009-05-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1939 | 1.00 | 4 | -1.57 | 15 | -23.55 | |
| | Himaras, Stefanos | | | 2256 | GRE | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Hajioannou, Dimos | | | 1589 | GRE | 0.00 | 1 | -0.89 | 15 | -13.35 | | | Karatzanos, Konstantinos | | | 1589 | GRE | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Syfantos, Nikolaos | | | 1823 | GRE | 0.00 | 1 | -0.66 | 15 | -9.90 | |
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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