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Individual Calculations January 2009 |
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| Luigini, Ottavio Total change: 12.75 | |   |
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| OP Gran Sasso | Coppito | ITA | 2008-11-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1956 | 2031 | 3.50 | 5 | 0.51 | 25 | 12.75 | |
|  Giacchetti, Lorenzo | | | 1837 | ITA | 1.00 | 1 | 0.25 | 25 | 6.25 | |  Di Pietro, Gabriele | | | 1842 | ITA | 1.00 | 1 | 0.25 | 25 | 6.25 | | | Giacchetti, Luciano | | | 2021 | ITA | 0.50 | 1 | -0.01 | 25 | -0.25 | | | Pecorari, Marcello | | | 2076 | ITA | 0.50 | 1 | 0.06 | 25 | 1.50 | | | Rastelli, Michele | | | 2002 | ITA | 0.50 | 1 | -0.04 | 25 | -1.00 | |
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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