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Individual Calculations July 2009 |
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| Konstantopoulos, Nikolaos Total change: -16.80 | |   |
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| 2009 Attica mixed Youth Teams Champ. Boys & Girls U16 | Attica | GRE | 2009-03-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1490 | 0.00 | 3 | -0.54 | 25 | -13.50 | |
|  Gikas, Hristos | | | 1840 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | |  Litsas, Panagiotis | | | 1623 | GRE | 0.00 | 1 | -0.32 | 25 | -8.00 | | | Michelakos, Panagiotis | | | 1840 | GRE | 0.00 | 1 | -0.11 | 25 | -2.75 | |
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) | | | NOTE: K factor changed | | 5th World School Chess Championship - Open U15 | Thessaloniki | GRE | 2009-04-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1837 | 1487 | 0.00 | 2 | -0.22 | 15 | -3.30 | |
| | Bassan, Remo | | | 1837 | VEN | 0.00 | 1 | -0.11 | 15 | -1.65 | | | Barros, Raul Junior | f | | 1837 | COL | 0.00 | 1 | -0.11 | 15 | -1.65 | |
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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