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Individual Calculations September 2009 |
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| Sibilio, Mario Total change: -34.20 | |   |
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| FE 7 l'Arrocco | Roma | ITA | 2009-06-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2041 | 2372 | 2.50 | 4 | -1.01 | 15 | -15.15 | |
|  Andreoni, Giuseppe | | | 2022 | ITA | 0.50 | 1 | -0.39 | 15 | -5.85 | |  Vertechi, Pietro | | | 2022 | ITA | 1.00 | 1 | 0.11 | 15 | 1.65 | | | Maggi, Fabrizio | | | 2053 | ITA | 0.50 | 1 | -0.37 | 15 | -5.55 | | | Trebeschi, Andrea | | | 2066 | ITA | 0.50 | 1 | -0.36 | 15 | -5.40 | |
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 XV Gioiosa Marea | Gioiosa Marea | ITA | 2009-07-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2182 | 2379 | 4.50 | 8 | -1.27 | 15 | -19.05 | |
| | Rizzardi, Franco | | | 1994 | ITA | 1.00 | 1 | 0.09 | 15 | 1.35 | | | Santagati, Alessandro | | | 2147 | ITA | 0.50 | 1 | -0.29 | 15 | -4.35 | | | Kizov, Atanas | m | | 2397 | MKD | 0.00 | 1 | -0.47 | 15 | -7.05 | | | De Sallier, Francois | | | 2117 | FRA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Dragojlovic, Andjelko | m | | 2397 | SRB | 0.00 | 1 | -0.47 | 15 | -7.05 | | | Puleo, Diego | | | 1979 * | ITA | 1.00 | 1 | 0.08 | 15 | 1.20 | | | Tirrito, Luca | | | 2059 | ITA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Aleksic, Nenad | m | | 2367 | SRB | 0.50 | 1 | -0.02 | 15 | -0.30 | | | * 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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