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Individual Calculations September 2009 |
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| Ziolkowski, Marcin Total change: -24.40 | |   |
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| XI Miedzynarodowe Mistrzostwa Gdanska w szachach-Open B | Gdansk | POL | 2009-07-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1617 | 1839 | 1.50 | 4 | -1.56 | 25 | -39.00 | |
|  Wojtowicz, Mieczyslaw | | | 1800 | POL | 0.50 | 1 | -0.05 | 25 | -1.25 | |  Szulc, Krzysztof | | | 1570 | POL | 0.00 | 1 | -0.83 | 25 | -20.75 | | | Socha, Roksana | | | 1499 | POL | 1.00 | 1 | 0.12 | 25 | 3.00 | | | Szymanowski, Mateusz | | | 1600 | POL | 0.00 | 1 | -0.80 | 25 | -20.00 | |
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) | | | | 35 Obert Internacional dÉscacs de Badalona Grupo B | Badalona | ESP | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1946 | 1839 | 1.50 | 4 | 0.08 | 25 | 2.00 | |
| | Rojano Alfonso, Carlos | | | 1894 | ESP | 0.00 | 1 | -0.42 | 25 | -10.50 | | | Rios Torondell, Jaume | | | 1960 | ESP | 1.00 | 1 | 0.66 | 25 | 16.50 | | | Vinas Serrano, Jordi | | | 1987 | ESP | 0.50 | 1 | 0.20 | 25 | 5.00 | | | Gutierrez Leon, Cristobal | | | 1943 | ESP | 0.00 | 1 | -0.36 | 25 | -9.00 | |
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) | | | NOTE: K factor changed | | XIII Open Internacional IV Torneo Promoción B 2000 | Almansa Albacete | ESP | 2009-08-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1886 | 1839 | 3.00 | 5 | 0.84 | 15 | 12.60 | |
| | Camacho Vargas, Francisco | | | 1970 | ESP | 0.00 | 1 | -0.32 | 15 | -4.80 | | | Gabaldon Martinez, Blanca | | | 1619 | ESP | 1.00 | 1 | 0.22 | 15 | 3.30 | | | Ceron Carrion, Cesar | | | 1950 | ESP | 1.00 | 1 | 0.65 | 15 | 9.75 | | | Marco Francisco, Miriam | | | 1902 | ESP | 1.00 | 1 | 0.59 | 15 | 8.85 | | | Morello Ostos, Domingo | | | 1989 | ESP | 0.00 | 1 | -0.30 | 15 | -4.50 | |
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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