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Individual Calculations January 2019 |
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| Del Duca, Giuseppe Total change: -19.00 | |   |
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| OP 7 Trofeo Pistone | Torino | ITA | 2018-11-05 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1607 | 1404 | 1.50 | 5 | 0.16 | 20 | 3.20 | |
|  Giacchino, Claudio | | | 1629 | ITA | 1.00 | 1 | 0.78 | 20 | 15.60 | |  Bertagia, Roldano | | | 1804 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Tessarollo, Adriano | | | 1395 | ITA | 0.00 | 1 | -0.51 | 20 | -10.20 | | | Rapalino, Davide | | | 1478 | ITA | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Ranieri, Alberto | | | 1731 | ITA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | * 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) | | | | OP 4 Memorial Doriano Spinelli | Torino | ITA | 2018-11-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1515 | 1404 | 0.00 | 3 | -1.11 | 20 | -22.20 | |
| | Gotti, Marco | | | 1700 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Gola, Giorgio | | | 1619 | ITA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Ungureanu, Marcela | | | 1226 | ITA | 0.00 | 1 | -0.73 | 20 | -14.60 | |
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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