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Individual Calculations April 2009 |
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| Grassetto, Gilberto Total change: -10.55 | |   |
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| CP Como | Como | ITA | 2009-01-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1853 | 1892 | 2.50 | 4 | 0.31 | 25 | 7.75 | |
|  Ghelfi, Giancarlo | | | 1717 | ITA | 1.00 | 1 | 0.27 | 25 | 6.75 | |  Crippa, Gabriele | | | 2091 | ITA | 0.50 | 1 | 0.26 | 25 | 6.50 | | | Rossi, Giampiero | | | 1948 | ITA | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Petetta, Roberto | | | 1656 | ITA | 1.00 | 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) | | | NOTE: K factor changed | | FE 3 Città di Erba - B | Erba | ITA | 2009-03-06 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1706 | 1892 | 1.00 | 3 | -1.22 | 15 | -18.30 | |
| | Napoli, Ferdinando | | | 1731 | ITA | 0.00 | 1 | -0.71 | 15 | -10.65 | | | Ghelfi, Giancarlo | | | 1717 | ITA | 1.00 | 1 | 0.27 | 15 | 4.05 | | | Raineri, Roberto | | | 1669 | ITA | 0.00 | 1 | -0.78 | 15 | -11.70 | |
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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