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Individual Calculations October 2013 |
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| Kolasa, Pjotrs Total change: -3.30 | |   |
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| RTU open C | Riga | LAT | 2013-08-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1732 | 1603 | 0.50 | 4 | -0.83 | 30 | -24.90 | |
|  Vainovska, Valentina | | | 1845 | LAT | 0.00 | 1 | -0.20 | 30 | -6.00 | | | Bautris, Aivars | | | 1743 | LAT | 0.50 | 1 | 0.19 | 30 | 5.70 | |  Antonivs, Vladislavs | | | 1714 | LAT | 0.00 | 1 | -0.35 | 30 | -10.50 | | | Jazdanovs, Aleksandrs | | | 1624 | LAT | 0.00 | 1 | -0.47 | 30 | -14.10 | |
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) | | | | IX Baltic school chess festival 2013 | Riga | LAT | 2013-08-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1768 | 1603 | 1.00 | 1 | 0.72 | 30 | 21.60 | |
| | Timoshin, Andrei | | | 1768 | EST | 1.00 | 1 | 0.72 | 30 | 21.60 | |
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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