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Individual Calculations May 2013 |
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| Busi, Piero Total change: -3.15 | |   |
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| OP 4 Matto per un p'Elo | Bologna | ITA | 2013-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1609 | 1433 | 0.50 | 4 | -0.59 | 15 | -8.85 | |
|  Degli Esposti, Eugenio | | | 1693 | ITA | 0.00 | 1 | -0.18 | 15 | -2.70 | |  Pomante, Sergio | | | 1625 | ITA | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Chillemi, Giuseppe | | | 1562 | ITA | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Castellari, Claudio | | | 1555 | ITA | 0.00 | 1 | -0.33 | 15 | -4.95 | |
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) | | | | OP 16 Primavera a Genova | Genova | ITA | 2013-04-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1744 | 1407 | 1.00 | 5 | 0.38 | 15 | 5.70 | |
| | Del Nevo, Claudio | | | 1807 * | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Pesce, Leandro | | | 1741 | ITA | 0.50 | 1 | 0.38 | 15 | 5.70 | | | Nicolis, Claudio | | | 1807 * | ITA | 0.00 | 1 | -0.08 | 15 | -1.20 | | | Mereta, Carlo | | | 1673 | ITA | 0.50 | 1 | 0.32 | 15 | 4.80 | | | Grasso, Gabriele | | | 1691 | ITA | 0.00 | 1 | -0.16 | 15 | -2.40 | | | * 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) | | |
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