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Individual Calculations January 2010 |
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| Ibba, Isacco Total change: 8.85 | |   |
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| OP XII Coppa Sinnai | Sinnai | ITA | 2009-10-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1883 | 2198 | 4.00 | 4 | 0.59 | 15 | 8.85 | |
|  Di Pinto, Vincenzo | | | 1798 * | ITA | 1.00 | 1 | 0.08 | 15 | 1.20 | |  Lobina, Giulio | | | 1798 * | ITA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Zuccarelli, Angelo | | | 1894 | ITA | 1.00 | 1 | 0.14 | 15 | 2.10 | | | Neri, Enzo | | | 2043 | ITA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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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