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Individual Calculations April 2008 |
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| Choroszej, Aleksander Total change: 32.70 | |   |
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| XXXIX YMCA Autumn 2007-C | Warszawa | POL | 2007-09-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1801 | 1850 | 8.50 | 11 | 2.30 | 15 | 34.50 | |
|  Koziol, Pawel | | | 1813 | POL | 1.00 | 1 | 0.45 | 15 | 6.75 | |  Zasada, Konrad | | | 1720 | POL | 0.50 | 1 | -0.18 | 15 | -2.70 | | | Budrewicz, Henryk | | | 1724 | POL | 0.50 | 1 | -0.17 | 15 | -2.55 | | | Tomaszewska, Luiza | | | 1819 | POL | 1.00 | 1 | 0.46 | 15 | 6.90 | | | Szwaj, Jacek | | | 1876 | POL | 0.50 | 1 | 0.04 | 15 | 0.60 | | | Prus, Marek | | | 1914 | POL | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Wrabel, Antoni | | | 1872 | POL | 0.50 | 1 | 0.03 | 15 | 0.45 | | | Tulwin, Michal | | | 1747 | POL | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Jankowski, Lukasz | | | 1653 | POL | 1.00 | 1 | 0.25 | 15 | 3.75 | | | Piotrowski, Arkadiusz | | | 1929 | POL | 1.00 | 1 | 0.61 | 15 | 9.15 | | | Jarmolowski, Tadeusz | | | 1747 | POL | 0.50 | 1 | -0.14 | 15 | -2.10 | |
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) | | | | XVIII INTERNATIONAL CHESS FESTIVAL CRACOVIA'2007 - Open B | Krakow | POL | 2007-12-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2017 | 1868 | 0.50 | 2 | -0.12 | 15 | -1.80 | |
| | Czernicki, Bogdan | | | 2082 | POL | 0.50 | 1 | 0.27 | 15 | 4.05 | | | Sajtyna, Krzysztof | | | 1951 | POL | 0.00 | 1 | -0.39 | 15 | -5.85 | |
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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