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Individual Calculations August 2015 |
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| Arielli, Andrea Total change: 52.80 | |   |
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| Campionato Italiano u12 2015 | Montesilvano | ITA | 2015-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1471 | 1116 | 0.00 | 2 | -0.22 | 40 | -8.80 | |
|  Ridolfo, Martin | | | 1426 | ITA | 0.00 | 1 | -0.14 | 40 | -5.60 | |  Lupi, Matthew | | | 1516 * | ITA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | * 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) | | | | Campionati d'Italia 2015 - NC | Porto San Giorgio | ITA | 2015-07-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1418 | 1116 | 2.00 | 3 | 1.54 | 40 | 61.60 | |
| | Ciriolo, Enrico | | | 1340 | ITA | 1.00 | 1 | 0.78 | 40 | 31.20 | | | Nasini, Rodolfo | | | 1458 | ITA | 1.00 | 1 | 0.88 | 40 | 35.20 | | | Bossoni, Alessandra | | | 1456 | ITA | 0.00 | 1 | -0.12 | 40 | -4.80 | |
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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