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Individual Calculations December 2017 |
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| Ballotti, Luca Total change: -31.60 | |   |
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| OP 10 Giochi e Ritorni | Modena | ITA | 2017-09-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1666 | 1907 | 3.50 | 5 | -0.35 | 40 | -14.00 | |
|  Vaccari, Luigi | | | 1530 | ITA | 1.00 | 1 | 0.09 | 40 | 3.60 | |  Maran, Walter | | | 1680 | ITA | 0.50 | 1 | -0.29 | 40 | -11.60 | | | Visentini, Alberto | | | 1507 * | ITA | 1.00 | 1 | 0.08 | 40 | 3.20 | | | Paoli, Walter | | | 1981 | ITA | 0.00 | 1 | -0.40 | 40 | -16.00 | | | Magotti, Paolo | | | 1632 | ITA | 1.00 | 1 | 0.17 | 40 | 6.80 | | | * 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) | | | | WE Citta' di Vignola 2017 - B | Vignola | ITA | 2017-11-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1698 | 1878 | 2.50 | 4 | -0.44 | 40 | -17.60 | |
| | Scarpa, Claudia | | | 1721 | ITA | 0.00 | 1 | -0.71 | 40 | -28.40 | | | Carconi, Massimo | | | 1658 | ITA | 1.00 | 1 | 0.22 | 40 | 8.80 | | | Cortese, Lina | | | 1674 | ITA | 1.00 | 1 | 0.24 | 40 | 9.60 | | | Rizzi, Volfango | | | 1739 | ITA | 0.50 | 1 | -0.19 | 40 | -7.60 | |
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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