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Rapid:
Individual Calculations January 2015 |
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| Tazzini, Marco Total change: -39.20 | |   |
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| OP 9 PISA | PISA | ITA | 2014-12-14 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1879 | 1938 | 2.00 | 7 | -1.96 | 20 | -39.20 | |
|  Messina, Marco | | | 2088 | ITA | 0.00 | 1 | -0.30 | 20 | -6.00 | | | Migliorini, Matteo | | | 2068 | ITA | 0.00 | 1 | -0.32 | 20 | -6.40 | |  Belli, Michela | | | 1819 | ITA | 1.00 | 1 | 0.34 | 20 | 6.80 | | | Franceschi, Riccardo | | | 2077 | ITA | 0.00 | 1 | -0.31 | 20 | -6.20 | | | Bettazzi, Daniele | | | 1814 | ITA | 0.00 | 1 | -0.67 | 20 | -13.40 | | | Davini, Andrea | | | 1609 | ITA | 0.00 | 1 | -0.88 | 20 | -17.60 | | | Carlesi, Tommaso | | | 1679 | ITA | 1.00 | 1 | 0.18 | 20 | 3.60 | |
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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