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Individual Calculations February 2015 |
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| Vannelli, Vittorio Total change: -10.80 | |   |
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| OP Natale a Roma | Roma | ITA | 2014-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1876 | 1753 | 1.50 | 4 | 0.04 | 20 | 0.80 | |
|  Ferretti, Folco | f | | 2153 * | ITA | 0.50 | 1 | 0.42 | 20 | 8.40 | |  Bria, Simone | | | 1840 | ITA | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Bellincampi, Stefano | | | 1967 | ITA | 0.00 | 1 | -0.23 | 20 | -4.60 | | | Di Martino, Eugenio | | | 1544 | ITA | 0.50 | 1 | -0.27 | 20 | -5.40 | | | * 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) | | | | FE 3 SS Lazio | Roma | ITA | 2015-01-03 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1933 | 1767 | 1.50 | 7 | -0.58 | 20 | -11.60 | |
| | Di Benedetto, Edoardo | | | 2090 | ITA | 0.00 | 1 | -0.13 | 20 | -2.60 | | | Pierangeli, Andrea | | | 1914 | ITA | 1.00 | 1 | 0.70 | 20 | 14.00 | | | Pala, Giorgio | | | 2060 | ITA | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Ciampi, Vincenzo | | | 2011 | ITA | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Pitzanti, Matteo | | | 2015 | ITA | 0.00 | 1 | -0.19 | 20 | -3.80 | | | Festa, Simone | | | 1549 | ITA | 0.50 | 1 | -0.28 | 20 | -5.60 | | | Puga, Villarino Eloy | | | 1894 | ITA | 0.00 | 1 | -0.33 | 20 | -6.60 | |
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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