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Individual Calculations February 2015 |
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| Jazdanovs, Aleksandrs Total change: 24.00 | |   |
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| Latvian chess championship 2015 1/4 finals | Riga | LAT | 2015-01-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1797 | 1811 | 3.50 | 6 | 0.41 | 40 | 16.40 | |
|  Zarovs, Aleksandrs | | | 1579 | LAT | 1.00 | 1 | 0.21 | 40 | 8.40 | |  Nemkovs, Vjaceslavs | | | 1975 | LAT | 0.50 | 1 | 0.22 | 40 | 8.80 | | | Ozols, Andris | | | 1751 | LAT | 0.50 | 1 | -0.08 | 40 | -3.20 | | | Kolasa, Pjotrs | | | 1709 | LAT | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Polyakov, Fedor | | | 1849 | LAT | 0.50 | 1 | 0.05 | 40 | 2.00 | | | Puntus, Vladimirs | | | 1918 | LAT | 0.50 | 1 | 0.15 | 40 | 6.00 | |
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) | | | | Riga Chess Federation 2015 Championship stage I | Riga | LAT | 2015-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1673 | 1811 | 3.50 | 5 | 0.19 | 40 | 7.60 | |
| | Golsta, Madara | | | 1562 | LAT | 0.50 | 1 | -0.31 | 40 | -12.40 | | | Ivanov, Igor. | | | 1813 | RUS | 0.00 | 1 | -0.50 | 40 | -20.00 | | | Silmalis, Janis | | | 1736 | LAT | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Selivanovs, Anatolijs | | | 1812 | LAT | 1.00 | 1 | 0.50 | 40 | 20.00 | | | Golsta, Ramona | | | 1443 | LAT | 1.00 | 1 | 0.10 | 40 | 4.00 | |
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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