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Blitz:
Individual Calculations January 2024 |
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| Collina, Marco Total change: -21.60 | |   |
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| OP BOSA CHESS BLITZ 2023 | BOSA | ITA | 2023-12-16 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1566 | 1305 | 0.00 | 4 | -1.08 | 20 | -21.60 | |
|  Sanna, Yuri | | | 1898 | ITA | 0.00 | 1 | -0.02 | 20 | -0.40 | | | Perseo, Giuliano | | | 1166 | ITA | 0.00 | 1 | -0.69 | 20 | -13.80 | | | Giordano, Enrico | | | 1754 | ITA | 0.00 | 1 | -0.06 | 20 | -1.20 | |  Secchi, Antonio | | | 1445 | ITA | 0.00 | 1 | -0.31 | 20 | -6.20 | |
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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