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Individual Calculations April 2009 |
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| Sotgiu, Roberto Total change: -49.00 | |   |
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| OP 30 Coppa Citta' di Sassari | Sassari | ITA | 2008-12-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1992 | 1776 | 0.00 | 2 | -0.46 | 25 | -11.50 | |
|  Messina, Ottavio | | | 2031 | ITA | 0.00 | 1 | -0.19 | 25 | -4.75 | |  Caglio, Luigi | | | 1952 | ITA | 0.00 | 1 | -0.27 | 25 | -6.75 | |
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) | | | | CP Sassari | Ossi | ITA | 2009-01-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1869 | 1776 | 0.00 | 4 | -1.50 | 25 | -37.50 | |
| | Figus, Maurizio | | | 1916 | ITA | 0.00 | 1 | -0.31 | 25 | -7.75 | | | Maldarelli, Lorenzo | | | 1760 | ITA | 0.00 | 1 | -0.52 | 25 | -13.00 | | | Paulesu, Sebastiano | | | 1954 | ITA | 0.00 | 1 | -0.27 | 25 | -6.75 | | | Murtas, Gianvito | | | 1846 | ITA | 0.00 | 1 | -0.40 | 25 | -10.00 | |
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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