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Individual Calculations December 2019 |
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| Vaccari, Luigi Total change: -21.80 | |   |
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| OP 12 Giochi e ritorni | Modena | ITA | 2019-10-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1388 | 1353 | 1.50 | 4 | -0.38 | 20 | -7.60 | |
|  Garofalo, Sergio | | | 1665 | ITA | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Galli, Giulia Gabriella | | | 1231 | ITA | 1.00 | 1 | 0.33 | 20 | 6.60 | |  Vaccari, Marco | | | 1254 | ITA | 0.50 | 1 | -0.14 | 20 | -2.80 | | | Mammi, Ottavio | | | 1400 | ITA | 0.00 | 1 | -0.43 | 20 | -8.60 | |
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) | | | | WE 2 Citta' di Forli' - Memorial Alessandro Zanzani - C | Forli' | ITA | 2019-11-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1403 | 1353 | 1.00 | 4 | -0.71 | 20 | -14.20 | |
| | Mihaila, Radu Stefan | | | 1507 | ITA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Rusanov, Ernest | | | 1500 | ITA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Giusti, Andrea | | | 1166 | ITA | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Vergara Meersohn, Alberto Luis | | | 1438 | ITA | 0.00 | 1 | -0.38 | 20 | -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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