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Individual Calculations August 2017 |
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| Rak, Jacek Total change: 37.20 | |   |
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| I Miedzynarodowy Festiwal Szachowy "Puchar Baltyku" - Open C | Darlowko | POL | 2017-06-24 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1067 | 1266 | 2.50 | 4 | -0.50 | 40 | -20.00 | |
|  Kulig, Pawel | | | 1004 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | |  Giefert, Sara | | | 1060 | POL | 0.50 | 1 | -0.26 | 40 | -10.40 | | | Oborska, Magda | | | 1196 | POL | 0.00 | 1 | -0.60 | 40 | -24.00 | | | Walenciak, Ignacy | | | 1009 | POL | 1.00 | 1 | 0.18 | 40 | 7.20 | |
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) | | | | MetLife Warsaw Najdorf Chess Festiwal Gr. C | Warszawa | POL | 2017-07-09 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1395 | 1266 | 4.50 | 9 | 1.43 | 40 | 57.20 | |
| | Ptak, Ryszard | | | 1588 | POL | 0.50 | 1 | 0.37 | 40 | 14.80 | | | Socko, Weronika | | | 1595 | POL | 0.50 | 1 | 0.38 | 40 | 15.20 | | | Budrewicz, Henryk | | | 1504 | POL | 0.00 | 1 | -0.20 | 40 | -8.00 | | | Lazniewski, Marcin | | | 1087 | POL | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Slusarczyk, Milena | | | 1439 | POL | 0.50 | 1 | 0.23 | 40 | 9.20 | | | Lazniewski, Tadeusz | | | 1422 | POL | 0.50 | 1 | 0.21 | 40 | 8.40 | | | Nowacka, Dorota | | | 1424 | POL | 0.00 | 1 | -0.29 | 40 | -11.60 | | | Szopa, Andrzej | | | 1079 | POL | 1.00 | 1 | 0.26 | 40 | 10.40 | | | Szemplinski, Jerzy | | | 1414 | POL | 0.50 | 1 | 0.20 | 40 | 8.00 | |
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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