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Individual Calculations November 2009 |
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| Tagliaferri, Valerio Total change: -4.20 | |   |
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| OP 11. Citta' di Crema | Crema | ITA | 2009-09-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1929 | 1860 | 1.00 | 4 | -0.61 | 15 | -9.15 | |
|  Bonade, Massimo | | | 2097 | ITA | 0.00 | 1 | -0.20 | 15 | -3.00 | |  Madaschi, Sergio | | | 1576 | ITA | 0.50 | 1 | -0.34 | 15 | -5.10 | | | Rota, Simone | | | 2025 | ITA | 0.50 | 1 | 0.22 | 15 | 3.30 | | | Castrogiovanni, Carlo | | | 2018 | ITA | 0.00 | 1 | -0.29 | 15 | -4.35 | |
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 Scacco matto alla donna bianca | Roma | ITA | 2009-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1880 | 1860 | 3.00 | 5 | 0.60 | 15 | 9.00 | |
| | Quimi, Marco | | | 2227 | PER | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Guglielmi, Dante | | | 1898 | ITA | 1.00 | 1 | 0.55 | 15 | 8.25 | | | Bernardi, Giancarlo | | | 1594 | ITA | 1.00 | 1 | 0.18 | 15 | 2.70 | | | Pienabarca, Nicola | | | 2067 | ITA | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Tognotti, Andrea | | | 1616 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | |
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) | | | | OP Citta' di Codogno | Codogno | ITA | 2009-09-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2036 | 1860 | 1.00 | 4 | -0.27 | 15 | -4.05 | |
| | Giretti Kanev, Jasen | | | 2227 | ITA | 1.00 | 1 | 0.90 | 15 | 13.50 | | | Lazic, Miroljub | g | | 2260 * | SRB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Guzzetti, Luigi Enrico | | | 1863 | ITA | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Bongiorni, Gabriele | | | 1792 | ITA | 0.00 | 1 | -0.59 | 15 | -8.85 | | | * 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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