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Individual Calculations October 2008 |
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| Tsaknis, Vasilios Total change: -8.15 | |   |
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| Attica Friendship 2008 | Attica | GRE | 2008-03-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1508 | 1537 | 1.00 | 2 | -0.08 | 25 | -2.00 | |
|  Heropoulos, Stefanos | | | 1536 | GRE | 0.00 | 1 | -0.50 | 25 | -12.50 | |  Ntovas, Dimitrios | | | 1479 | GRE | 1.00 | 1 | 0.42 | 25 | 10.50 | |
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) | | | NOTE: K factor changed | | 17th Greek Indiv. Championship open U12 | Kallithea - Halkidiki | GRE | 2008-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1752 | 1511 | 0.00 | 2 | -0.41 | 15 | -6.15 | |
| | Gkikas, Hristos | | | 1800 | GRE | 0.00 | 1 | -0.16 | 15 | -2.40 | | | Tompros, Andreas-Hristos | | | 1704 | GRE | 0.00 | 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) | | |
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