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Individual Calculations July 2011 |
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| Placchetta, Omero Total change: -22.25 | |   |
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| CR Lazio 2011 | Ladispoli | ITA | 2011-05-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1873 | 1634 | 1.00 | 4 | 0.12 | 25 | 3.00 | |
|  Maggi, Luigi | | | 1885 | ITA | 1.00 | 1 | 0.81 | 25 | 20.25 | | | Trebeschi, Andrea | | | 2034 * | ITA | 0.00 | 1 | -0.08 | 25 | -2.00 | |  Gargiulo, Mariano | | | 1857 | ITA | 0.00 | 1 | -0.22 | 25 | -5.50 | | | Giovannella, Enrico | | | 1714 | ITA | 0.00 | 1 | -0.39 | 25 | -9.75 | | | * 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) | | | | FE 8 Citta' di Viterbo | Blera | ITA | 2011-05-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1788 | 1634 | 0.50 | 5 | -1.01 | 25 | -25.25 | |
| | Arabito, Giuseppe | | | 1876 | ITA | 0.00 | 1 | -0.20 | 25 | -5.00 | | | Maddaloni, Giovanni | | | 1802 | ITA | 0.00 | 1 | -0.28 | 25 | -7.00 | | | Giovannella, Enrico | | | 1714 | ITA | 0.50 | 1 | 0.11 | 25 | 2.75 | | | Santamato, Luigi | | | 1676 | ITA | 0.00 | 1 | -0.44 | 25 | -11.00 | | | Pastore, Cosmas | | | 1871 | ITA | 0.00 | 1 | -0.20 | 25 | -5.00 | |
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) | | |
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