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Individual Calculations July 2009 |
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| Battiston, Claudio Total change: -21.75 | |   |
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| OP Citta' di Trento | Trento | ITA | 2009-04-17 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 2023 | 1.50 | 4 | -0.87 | 25 | -21.75 | |
|  Maddaloni, Giovanni | | | 1812 | ITA | 1.00 | 1 | 0.23 | 25 | 5.75 | | | Gatterer, Florian | f | | 2308 | ITA | 0.00 | 1 | -0.16 | 25 | -4.00 | |  Negro, Raffaele | | | 1837 | ITA | 0.00 | 1 | -0.74 | 25 | -18.50 | | | Mumelter, Igor | | | 1870 | ITA | 0.50 | 1 | -0.20 | 25 | -5.00 | |
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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