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Individual Calculations January 2010 |
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| Margaritis, Ioannis Total change: -65.85 | |   |
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| ATTTICA TEAM YOUTH U12 CHAMP. 2009 | Attica | GRE | 2009-10-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1538 | 1651 | 1.00 | 2 | -0.30 | 15 | -4.50 | |
|  Panagos, Theodoros | | | 1568 | GRE | 0.50 | 1 | -0.11 | 15 | -1.65 | |  Korniotis, Filippos | | | 1508 | GRE | 0.50 | 1 | -0.19 | 15 | -2.85 | |
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) | | | | 1st Egaleo Internal Tournament 2009 | Egaleo - Athens | GRE | 2009-11-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1568 | 1651 | 2.50 | 10 | -3.47 | 15 | -52.05 | |
| | Rigas, Evangelos | | | 1573 | GRE | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Karoumpalos, Panagiotis | | | 1319 | GRE | 0.00 | 1 | -0.88 | 15 | -13.20 | | | Drakopoulos, Polihronis | | | 1484 | GRE | 0.50 | 1 | -0.22 | 15 | -3.30 | | | Nikitidis, Theopistos | | | 1441 | GRE | 0.50 | 1 | -0.27 | 15 | -4.05 | | | Margaritis, Georgios | | | 1251 * | GRE | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Georgoulias, Dionisios | | | 1927 | GRE | 0.00 | 1 | -0.17 | 15 | -2.55 | | | Tserkezis, Hristos | | | 1685 | GRE | 0.00 | 1 | -0.45 | 15 | -6.75 | | | Stathopoulos, Fotios | | | 1764 | GRE | 0.00 | 1 | -0.35 | 15 | -5.25 | | | Kyriakopoulos, Panagiotis | | | 1609 | GRE | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Kalatzis, Georgios | | | 1622 | GRE | 0.00 | 1 | -0.54 | 15 | -8.10 | | | * 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) | | | | 5th Open ASOP Dias | Petroupoli - Athens | GRE | 2009-11-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1620 | 1651 | 1.00 | 3 | -0.62 | 15 | -9.30 | |
| | Simeonidis, Haralambos | | | 1845 | GRE | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Katopodis, Ioannis | | | 1424 | GRE | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Ladas, Dimitrios | | | 1592 | GRE | 0.50 | 1 | -0.08 | 15 | -1.20 | |
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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