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Individual Calculations July 2009 |
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| Ottaviani, Gianluca Total change: -1.50 | |   |
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| OP 9 Arrocco | Roma | ITA | 2009-05-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1891 | 1915 | 2.00 | 4 | -0.10 | 15 | -1.50 | |
|  Panella, Fiammetta | | | 2010 | ITA | 0.50 | 1 | 0.13 | 15 | 1.95 | |  Piccolo, Giuseppe | | | 1655 | ITA | 0.50 | 1 | -0.32 | 15 | -4.80 | | | Scoccianti, Raffaele | | | 1850 | ITA | 1.00 | 1 | 0.41 | 15 | 6.15 | | | Piscitelli, Vito | | | 2047 | ITA | 0.00 | 1 | -0.32 | 15 | -4.80 | |
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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