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Individual Calculations January 2011 |
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| Patrinos, Ilias Total change: -10.80 | |   |
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| 108th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-10-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1676 | 1692 | 2.50 | 5 | -0.18 | 15 | -2.70 | |
|  Mitrandzas, Athanasios | | | 2089 | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | |  Bitsanis, Georgios | | | 1449 | GRE | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Panagiotakos, Petros | | | 1871 | GRE | 0.00 | 1 | -0.27 | 15 | -4.05 | | | Ntovas, Dimitrios | | | 1476 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Arvanitakis, Panagiotis | | | 1496 | GRE | 0.50 | 1 | -0.25 | 15 | -3.75 | |
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) | | | | 109th Ambelokipi Open | Ambelokipi - Athens | GRE | 2010-11-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1697 | 1692 | 2.50 | 6 | -0.54 | 15 | -8.10 | |
| | Avgoustinatos, Vassilis | | | 1731 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Psoma, Virginia | | | 1470 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Kaloskambis, Mihail | | | 2037 | GRE | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Arvanitakis, Panagiotis | | | 1499 | GRE | 0.50 | 1 | -0.25 | 15 | -3.75 | | | Papapetropoulos, Periklis | | | 2030 | GRE | 0.00 | 1 | -0.12 | 15 | -1.80 | | | Karatzanos, Konstantinos | | | 1414 | GRE | 1.00 | 1 | 0.17 | 15 | 2.55 | |
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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