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Individual Calculations October 2017 |
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| Marzetti, Andrea Total change: 19.60 | |   |
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| OP 4 Memorial Gino Serafini - B | Civitanova Marche | ITA | 2017-09-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1308 | 1103 | 1.50 | 4 | 0.49 | 40 | 19.60 | |
|  Sparvoli, Federico | | | 1427 | ITA | 0.00 | 1 | -0.13 | 40 | -5.20 | |  Spada, Vittoria | | | 1306 | ITA | 0.50 | 1 | 0.26 | 40 | 10.40 | | | Di Penta, Guido | | | 1377 | ITA | 0.00 | 1 | -0.17 | 40 | -6.80 | | | Alpini, Fabio | | | 1121 | ITA | 1.00 | 1 | 0.53 | 40 | 21.20 | |
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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