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Individual Calculations April 2009 |
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| Bontempi, Piero Total change: -6.00 | |   |
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| OP Adriatico Mare di pace | Ancona | ITA | 2009-01-02 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2305 | 2365 | 1.50 | 5 | -1.35 | 15 | -20.25 | |
|  Rovedi, Mauro | | | 2047 | ITA | 1.00 | 1 | 0.13 | 15 | 1.95 | |  Skembris, Spyridon | g | | 2413 | GRE | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Stella, Andrea | | | 2273 | ITA | 0.50 | 1 | -0.13 | 15 | -1.95 | | | Guido, Flavio | f | | 2382 | ITA | 0.00 | 1 | -0.48 | 15 | -7.20 | | | Vuelban, Virgilio | f | | 2411 | PHI | 0.00 | 1 | -0.44 | 15 | -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) | | | | WE Scacchi tra le Torri | Melegnano | ITA | 2009-02-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2279 | 2365 | 4.00 | 5 | 0.95 | 15 | 14.25 | |
| | Astengo, Marcello | | | 2123 | ITA | 1.00 | 1 | 0.20 | 15 | 3.00 | | | Vezzosi, Paolo | m | | 2374 | ITA | 0.50 | 1 | 0.01 | 15 | 0.15 | | | Sgnaolin, Davide | | | 2209 | ITA | 1.00 | 1 | 0.29 | 15 | 4.35 | | | Mrdja, Milan | m | | 2386 | CRO | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Molina, Fabrizio | f | | 2305 | ITA | 1.00 | 1 | 0.42 | 15 | 6.30 | |
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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