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Individual Calculations April 2017 |
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| Chiummo, Sergio Total change: -21.40 | |   |
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| OP Winter Cup | Napoli | ITA | 2017-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1645 | 1923 | 3.00 | 5 | -1.07 | 20 | -21.40 | |
|  Pellegrino, Carlo | | | 1523 * | ITA | 0.00 | 1 | -0.92 | 20 | -18.40 | |  Spano, Angelo Salvatore | | | 1523 * | ITA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Schiappoli, Dario | | | 1775 | ITA | 0.50 | 1 | -0.20 | 20 | -4.00 | | | Radice, Mario | | | 1796 | ITA | 0.50 | 1 | -0.17 | 20 | -3.40 | | | Pellegrino, Giovanni | | | 1608 | ITA | 1.00 | 1 | 0.14 | 20 | 2.80 | | | * 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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