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Individual Calculations July 2021 |
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| Martinelli, Marco Total change: 25.40 | |   |
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| WE 21 Grand Hotel Adriatico - C | Montesilvano | ITA | 2021-06-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1296 | 1167 | 1.50 | 3 | 0.53 | 20 | 10.60 | |
|  Sorbo, Stefano | | | 1284 | ITA | 0.50 | 1 | 0.16 | 20 | 3.20 | |  Leve, Ettore | | | 1290 | ITA | 1.00 | 1 | 0.67 | 20 | 13.40 | | | Serafini, Luigi | | | 1315 | ITA | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | CR Abruzzo 2021 | Roseto degli Abruzzi | ITA | 2021-06-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1313 | 1167 | 2.50 | 5 | 0.74 | 20 | 14.80 | |
| | Di Marcantonio, Gabriele | | | 1567 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | Marcozzi, Piero | | | 1273 | ITA | 0.50 | 1 | 0.14 | 20 | 2.80 | | | Pulsone, Roberto | | | 1099 | ITA | 1.00 | 1 | 0.41 | 20 | 8.20 | | | Ciriolo, Enrico | | | 1567 * | ITA | 0.00 | 1 | -0.08 | 20 | -1.60 | | | D Ascenzo, Marino | | | 1060 | ITA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | * 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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