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Individual Calculations February 2017 |
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| Mammi, Samuele Total change: -18.80 | |   |
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| WE 15 Citta' di Vignola - B | Vignola | ITA | 2016-11-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1247 | 1317 | 2.50 | 5 | -0.46 | 40 | -18.40 | |
|  Vergara Meersohn, Marcos | | | 1271 | ITA | 1.00 | 1 | 0.44 | 40 | 17.60 | |  Sfera, Anastasia | | | 1305 | ITA | 0.00 | 1 | -0.52 | 40 | -20.80 | | | Angeli, Alessandro | | | 1318 | ITA | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Lancellotti, Jacopo | | | 1262 | ITA | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Ballotti, Matteo | | | 1078 | ITA | 0.50 | 1 | -0.30 | 40 | -12.00 | |
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 Memorial Mario Viola | Modena | ITA | 2016-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1660 | 1317 | 0.50 | 4 | -0.01 | 40 | -0.40 | |
| | Pomaro, Stefano | | | 1717 * | ITA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Bardelli, Vittoriano | | | 1717 * | ITA | 0.00 | 1 | -0.08 | 40 | -3.20 | | | Castelli, Antonio | | | 1690 | ITA | 0.50 | 1 | 0.40 | 40 | 16.00 | | | Marinelli, Sofia | | | 1514 | ITA | 0.00 | 1 | -0.25 | 40 | -10.00 | | | * 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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