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Individual Calculations January 2009 |
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| Costa, Vincenzo Total change: 14.40 | |   |
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| XXVI Torneo Open Ajedrez de Martorell Grupo B | Martorell-Barcelona | ESP | 2008-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1848 | 1904 | 3.00 | 6 | -0.46 | 15 | -6.90 | |
|  Mendez Rocha, Antonio | | | 1798 | ESP | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Torres Ruiz, Cristian | | | 1826 | ESP | 0.00 | 1 | -0.61 | 15 | -9.15 | | | Aparici Dealbert, Manel | | | 1807 | ESP | 0.50 | 1 | -0.13 | 15 | -1.95 | |  Moreno Lafuente, Pablo | | | 1819 | ESP | 0.50 | 1 | -0.12 | 15 | -1.80 | | | Cerro Canizares, Teodoro | | | 1919 | ESP | 1.00 | 1 | 0.52 | 15 | 7.80 | | | Barahona Junque, Bernabe | | | 1918 | ESP | 0.00 | 1 | -0.48 | 15 | -7.20 | |
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 Scaccomatto - B | Torino | ITA | 2008-12-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1996 | 1899 | 4.00 | 7 | 1.42 | 15 | 21.30 | |
| | Maccagno, Giancarlo | | | 2100 | ITA | 0.50 | 1 | 0.26 | 15 | 3.90 | | | Sedgwick, David R | | | 2079 | ENG | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Benaglia, Giovanni | | | 2016 | ITA | 0.50 | 1 | 0.16 | 15 | 2.40 | | | Chiarotto, Filippo | | | 2058 | ITA | 0.00 | 1 | -0.29 | 15 | -4.35 | | | Inglese, Guido | | | 1724 | ITA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Arnetta, Marianna | | | 1999 | ITA | 1.00 | 1 | 0.64 | 15 | 9.60 | | | Rotundo, Raffaele | | | 1998 | ITA | 0.50 | 1 | 0.14 | 15 | 2.10 | |
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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