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Individual Calculations March 2011 |
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| Kolyvas, Aris Total change: -17.50 | |   |
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| Attica Individual Youth Ch. 2011 - Boys U12 | Athens | GRE | 2010-12-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1506 | 1408 | 0.00 | 2 | -0.73 | 25 | -18.25 | |
|  Alexiou-Karakasidis, Stavros | | | 1518 | GRE | 0.00 | 1 | -0.35 | 25 | -8.75 | | | Bitsanis, Georgios | | | 1493 | GRE | 0.00 | 1 | -0.38 | 25 | -9.50 | |
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) | | | | 1o Open ASOP DIAS 2011 | Petroupoli | GRE | 2011-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1582 | 1408 | 1.50 | 5 | 0.03 | 25 | 0.75 | |
| | Stamoulis, Ilias | | | 1768 | GRE | 0.00 | 1 | -0.10 | 25 | -2.50 | |  Giannoulis, Dionisios | | | 1700 | GRE | 0.00 | 1 | -0.15 | 25 | -3.75 | | | Stavropoulos, Konstantinos | | | 1389 | GRE | 1.00 | 1 | 0.47 | 25 | 11.75 | | | Diatsintos, Ilias | | | 1609 | GRE | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Stamoulis, Hristos | | | 1446 | GRE | 0.00 | 1 | -0.45 | 25 | -11.25 | |
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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