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Individual Calculations September 2010 |
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| Pessiridis, Isaak Total change: -22.35 | |   |
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| 13th Greek Individual Championships Open U10 - 2010 | Kallithea Halkidiki | GRE | 2010-06-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1646 | 1693 | 0.00 | 2 | -1.12 | 15 | -16.80 | |
|  Theodorou, Nikolas | | | 1764 | GRE | 0.00 | 1 | -0.40 | 15 | -6.00 | |  Dalipis, Nikolaos | | | 1527 | GRE | 0.00 | 1 | -0.72 | 15 | -10.80 | |
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) | | | | Negroponte 2010 | Halkida | GRE | 2010-08-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2072 | 1690 | 0.00 | 4 | -0.37 | 15 | -5.55 | |
| | Rej, Tomek | f | | 2090 * | AUS | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Ismail, Shereif | f | | 2090 * | EGY | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Amato, Giampiero | | | 2017 | ITA | 0.00 | 1 | -0.13 | 15 | -1.95 | | | Gogolis, Alexandros | f | | 2090 * | GRE | 0.00 | 1 | -0.08 | 15 | -1.20 | | | * 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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