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Individual Calculations January 2012 |
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| Sanna, Yuri Total change: 2.40 | |   |
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| OP 2 Coppa Citta' di Marrubiu | Marrubiu | ITA | 2011-10-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1875 | 1793 | 2.50 | 6 | 0.03 | 15 | 0.45 | |
|  Mameli, Gianluca | | | 1948 | ITA | 1.00 | 1 | 0.71 | 15 | 10.65 | |  Ljubisavljevic, Zivojin Z | m | | 2193 * | SRB | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Altea, Alessandro | | | 1803 | ITA | 0.00 | 1 | -0.49 | 15 | -7.35 | | | Mallo`, Danilo | | | 1913 | ITA | 0.00 | 1 | -0.34 | 15 | -5.10 | | | Marano, Daniele | | | 1700 | ITA | 1.00 | 1 | 0.37 | 15 | 5.55 | | | Pannella, Leopoldo | | | 1691 | ITA | 0.50 | 1 | -0.14 | 15 | -2.10 | | | * 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 XIV Citta' di Sinnai | Sinnai | ITA | 2011-11-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1806 | 3.00 | 6 | -0.77 | 15 | -11.55 | |
| | Cao, Carlo | | | 1563 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Erriu, Giampiero | | | 1723 | ITA | 0.50 | 1 | -0.11 | 15 | -1.65 | | | Lobina, Paolo | | | 1786 | ITA | 0.00 | 1 | -0.53 | 15 | -7.95 | | | Nessi, Davide | | | 1770 | ITA | 0.50 | 1 | -0.05 | 15 | -0.75 | | | Lobina, Giulio | | | 1804 | ITA | 0.00 | 1 | -0.50 | 15 | -7.50 | | | Corona, Rafaele | | | 1584 | ITA | 1.00 | 1 | 0.22 | 15 | 3.30 | |
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 XXXIII Coppa Citta' di Sassari | Sassari | ITA | 2011-12-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1806 | 3.50 | 6 | 0.90 | 15 | 13.50 | |
| | Neri, Enzo | | | 2066 | ITA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Mameli, Gianluca | | | 1962 | ITA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Corona, Rafaele | | | 1584 | ITA | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Ibba, Isacco | | | 2205 | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Peru, Mario | | | 1666 | ITA | 1.00 | 1 | 0.31 | 15 | 4.65 | | | Serra, Alessandro | | | 1752 | ITA | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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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