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Individual Calculations January 2019 |
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| Napoli Costa, Antonello Total change: -4.20 | |   |
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| WE 5 Dell'Etna - B | Mascalucia | ITA | 2018-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1459 | 1707 | 3.00 | 4 | -0.21 | 20 | -4.20 | |
|  Casella, Bruno | | | 1480 | ITA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Tirenna, Francesco | | | 1503 | ITA | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Maida, Federico | | | 1505 | ITA | 0.00 | 1 | -0.76 | 20 | -15.20 | | | Fargetta, Vittorio | | | 1346 | ITA | 1.00 | 1 | 0.10 | 20 | 2.00 | |
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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