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Individual Calculations January 2010 |
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| Ifandis, Andreas Total change: -41.00 | |   |
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| 99th Open Abelokipon | Ambelokipi - Athens | GRE | 2009-10-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1763 | 1706 | 1.00 | 5 | -1.11 | 25 | -27.75 | |
|  Michailidis, Dimitrios | | | 1910 | GRE | 0.00 | 1 | -0.24 | 25 | -6.00 | | | Megaloudis, Petros | | | 1768 | GRE | 0.00 | 1 | -0.41 | 25 | -10.25 | |  Koukoufikis, Ioannis | | | 1818 | GRE | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Karystianos, Petros | | | 1502 | GRE | 1.00 | 1 | 0.24 | 25 | 6.00 | | | Kiriazis, Dimitrios | | | 1816 | GRE | 0.00 | 1 | -0.35 | 25 | -8.75 | |
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) | | | | 100th Ambelokipi Open | Ambelokipi - Athens | GRE | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1611 | 1706 | 2.00 | 4 | -0.53 | 25 | -13.25 | |
| | Papadakis, Michalis | | | 2106 * | GRE | 0.00 | 1 | -0.08 | 25 | -2.00 | | | Konstantopoulos, Nikolaos | | | 1488 | GRE | 0.00 | 1 | -0.78 | 25 | -19.50 | | | Karatzanos, Konstantinos | | | 1443 | GRE | 1.00 | 1 | 0.18 | 25 | 4.50 | | | Voudouris, Nikolaos | | | 1407 | GRE | 1.00 | 1 | 0.15 | 25 | 3.75 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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