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Individual Calculations September 2009 |
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| Mortola, Alberto Total change: -14.85 | |   |
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| OP XIV Memorial Bertolini | Genova | ITA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1994 | 1969 | 2.00 | 4 | 0.10 | 15 | 1.50 | |
|  Stoppa, Omar | | | 2252 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | |  Restifo, Katiuscia | | | 1779 | ITA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Atteo, Domenico | | | 1803 | ITA | 1.00 | 1 | 0.28 | 15 | 4.20 | | | Gioseffi, Massimiliano | | | 2140 | ITA | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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) | | | | OP 5. La Birreria Pedavena | Pedavena | ITA | 2009-07-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1957 | 1969 | 2.00 | 6 | -1.09 | 15 | -16.35 | |
| | Crippa, Gabriele | | | 2088 | ITA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Buzzati, Francesco | | | 1946 | ITA | 0.50 | 1 | -0.03 | 15 | -0.45 | | | Astengo, Marcello | | | 2117 | ITA | 0.00 | 1 | -0.30 | 15 | -4.50 | | | Pedrazzi, Giuseppe | | | 1933 | ITA | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Sorbera, Enrico | | | 1770 | ITA | 0.50 | 1 | -0.26 | 15 | -3.90 | | | Zamengo, Fulvio | | | 1887 | ITA | 0.50 | 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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