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Individual Calculations May 2017 |
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| Chiummo, Sergio Total change: -24.60 | |   |
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| 49 CIS - Promozione Campania | Nola | ITA | 2017-03-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1713 | 1927 | 2.00 | 3 | -0.29 | 20 | -5.80 | |
|  Marchitto, Giovanni | | | 1698 | ITA | 1.00 | 1 | 0.21 | 20 | 4.20 | |  Cangiano, Federico | | | 1815 | ITA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Leone, Andrea | | | 1625 | ITA | 0.50 | 1 | -0.35 | 20 | -7.00 | |
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) | | | | OP Spring Cup | Napoli | ITA | 2017-03-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1688 | 1927 | 3.00 | 5 | -0.94 | 20 | -18.80 | |
| | Guglielmi, Domenico Donato | | | 1527 * | ITA | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Caporali, Dante | | | 1668 | ITA | 0.00 | 1 | -0.82 | 20 | -16.40 | | | Franzese, Luigi | | | 1809 | ITA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Parente, Giuseppe | | | 1699 | ITA | 1.00 | 1 | 0.21 | 20 | 4.20 | | | Carfora, Riccardo | | | 1737 | ITA | 1.00 | 1 | 0.25 | 20 | 5.00 | | | * 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) | | |
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