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Individual Calculations January 2010 |
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| Ruggeri, Igor Total change: -21.25 | |   |
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| WE Felice Bosi | Milano | ITA | 2009-10-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1489 | 0.00 | 4 | -0.85 | 25 | -21.25 | |
|  Santandrea, Marco | | | 1832 | ITA | 0.00 | 1 | -0.12 | 25 | -3.00 | |  Manini, Paolo | | | 1717 | ITA | 0.00 | 1 | -0.21 | 25 | -5.25 | | | Bertamini, Alberto | | | 1680 | ITA | 0.00 | 1 | -0.25 | 25 | -6.25 | | | Zampar, Andrea | | | 1666 | ITA | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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) | | |
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