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Individual Calculations April 2009 |
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| Chiaretti, Roberto Total change: -2.55 | |   |
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| FE 6 Arrocco | Roma | ITA | 2009-01-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2037 | 2198 | 3.00 | 4 | 0.24 | 15 | 3.60 | |
|  Maggi, Luigi | | | 1864 | ITA | 1.00 | 1 | 0.12 | 15 | 1.80 | |  Quimi, Marco | | | 2245 | PER | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Sorbelli, Massimo | | | 1919 | ITA | 1.00 | 1 | 0.16 | 15 | 2.40 | | | Cappai, Davide | | | 2120 | ITA | 1.00 | 1 | 0.39 | 15 | 5.85 | |
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) | | | | WE Inverno a Roma | Roma | ITA | 2009-02-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2029 | 2198 | 3.00 | 5 | -0.41 | 15 | -6.15 | |
| | Franciosi, Claudio | | | 1848 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Bolla, Vittorio | | | 1850 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Carola, Paolo | | | 1891 | ITA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Napoli, Nicolo` | f | | 2313 | ITA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Quimi, Marco | | | 2245 | PER | 0.00 | 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) | | |
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