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Individual Calculations November 2009 |
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| Trebeschi, Andrea Total change: 2.85 | |   |
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| OP Scacco matto alla donna bianca | Roma | ITA | 2009-09-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1948 | 2042 | 3.50 | 5 | 0.55 | 15 | 8.25 | |
|  Bernardi, Giancarlo | | | 1642 * | ITA | 0.50 | 1 | -0.42 | 15 | -6.30 | |  Tomassetti, Giuseppe | | | 1710 | ITA | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Quimi, Marco | | | 2227 | PER | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Antonelli, Mauro | | | 2097 | ITA | 1.00 | 1 | 0.58 | 15 | 8.70 | | | Almonti, Alessandro | | | 2065 | ITA | 0.50 | 1 | 0.03 | 15 | 0.45 | | | * 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) | | | | OP 7. A. Zichichi | Ladispoli | ITA | 2009-09-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1949 | 2042 | 4.00 | 7 | -0.36 | 15 | -5.40 | |
| | Placchetta, Omero | | | 1719 | ITA | 1.00 | 1 | 0.13 | 15 | 1.95 | | | Elia, Alessio | | | 1850 | ITA | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Vuelban, Virgilio | m | | 2405 | PHI | 0.00 | 1 | -0.10 | 15 | -1.50 | | | Renzi, Marco | | | 1994 | ITA | 0.00 | 1 | -0.57 | 15 | -8.55 | | | Carnicelli, Valerio | | | 1751 | ITA | 1.00 | 1 | 0.15 | 15 | 2.25 | | | Arabito, Giuseppe | | | 1904 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Parrini, Daniele | | | 2022 | ITA | 0.00 | 1 | -0.53 | 15 | -7.95 | |
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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