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Individual Calculations May 2019 |
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| Vannelli, Vittorio Total change: 23.00 | |   |
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| OP 21 Settimanale ASR - A | Roma | ITA | 2019-03-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1663 | 3.50 | 7 | -0.12 | 20 | -2.40 | |
|  Rabiti, Roberto | | | 1388 | ITA | 0.00 | 1 | -0.83 | 20 | -16.60 | |  Placchetta, Omero | | | 1551 | ITA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Arabito, Giuseppe | | | 1657 | ITA | 1.00 | 1 | 0.49 | 20 | 9.80 | | | Puglia, Francesco | | | 1824 | ITA | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Salvagni, Gianfranco | | | 1546 | ITA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Raccah, Ascer | | | 1594 | ITA | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Gromovs, Sergejs | f | | 2063 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | * 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) | | | | WE 2 Lido di Ostia - A | Roma | ITA | 2019-03-29 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1795 | 1663 | 3.00 | 5 | 1.27 | 20 | 25.40 | |
| | Pompa, Alessandro | | | 2017 | ITA | 0.00 | 1 | -0.11 | 20 | -2.20 | | | Fontana, Alessandro | | | 1546 | ITA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | De Simone, Gianluca | | | 1688 | ITA | 1.00 | 1 | 0.53 | 20 | 10.60 | | | Concutelli, Alberto | | | 1859 | ITA | 1.00 | 1 | 0.75 | 20 | 15.00 | | | Scagliarini, Bruno | | | 1864 | ITA | 0.50 | 1 | 0.26 | 20 | 5.20 | |
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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