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Individual Calculations December 2019 |
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| D Arpa, Riccardo Total change: -12.40 | |   |
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| WE 12 I dioscuri - Memorial Filippo Vetro - B | Porto Empedocle | ITA | 2019-11-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1537 | 1508 | 2.00 | 5 | -0.31 | 40 | -12.40 | |
|  Martino, Antonio | | | 1318 | ITA | 1.00 | 1 | 0.25 | 40 | 10.00 | |  Cina , Vittorio | | | 1688 | ITA | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Reforgiato, Antonio | | | 1480 | ITA | 1.00 | 1 | 0.46 | 40 | 18.40 | | | Salvago, Vincenzo | | | 1500 | ITA | 0.00 | 1 | -0.51 | 40 | -20.40 | | | Coffaro, Ruben | | | 1700 | ITA | 0.00 | 1 | -0.25 | 40 | -10.00 | |
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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