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Individual Calculations May 2012 |
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| Drakoulakos, Grigorios Total change: 30.60 | |   |
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| Attica team champ. qualifiers for ascent to A' Category 2012 - POA ESSNA | Attica | GRE | 2012-01-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1511 | 1697 | 3.00 | 3 | 0.81 | 15 | 12.15 | |
|  Tsatsoulis, Periklis | | | 1403 | GRE | 1.00 | 1 | 0.15 | 15 | 2.25 | |  Kafkalas, Nikolaos | | | 1483 | GRE | 1.00 | 1 | 0.23 | 15 | 3.45 | | | Kouskoutis, Georgios-Alexandros | | | 1647 | GRE | 1.00 | 1 | 0.43 | 15 | 6.45 | |
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) | | | | ESSNA Individual championships 2012 - Open under 12 | Peristeri - Athens | GRE | 2012-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1535 | 1705 | 5.50 | 6 | 1.23 | 15 | 18.45 | |
| | Mavroudeas, Dimitrios | | | 1378 | GRE | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Kologgios, Ioannis | | | 1456 | GRE | 1.00 | 1 | 0.19 | 15 | 2.85 | | | Papakostas, Vasilis | | | 1577 | GRE | 1.00 | 1 | 0.33 | 15 | 4.95 | | | Kouskoutis, Georgios-Alexandros | | | 1665 | GRE | 0.50 | 1 | -0.06 | 15 | -0.90 | | | Kafkalas, Nikolaos | | | 1483 | GRE | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Kalogridakis, Theodoros | | | 1650 | GRE | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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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