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Individual Calculations October 2014 |
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| Zacharzewski, Michal Total change: -3.20 | |   |
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| Obra Lato Open 2014 | Obra | POL | 2014-08-27 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1424 | 1166 | 1.50 | 7 | 0.13 | 40 | 5.20 | |
|  Jankowiak, Tomasz | | | 1566 * | POL | 0.00 | 1 | -0.08 | 40 | -3.20 | |  Kanik, Marek | | | 1543 | POL | 0.00 | 1 | -0.09 | 40 | -3.60 | | | Tomys, Wiktoria | | | 1359 | POL | 0.50 | 1 | 0.25 | 40 | 10.00 | | | Szelag, Zuzanna | | | 1469 | POL | 0.00 | 1 | -0.14 | 40 | -5.60 | | | Chromicz, Andrzej | | | 1406 | POL | 1.00 | 1 | 0.80 | 40 | 32.00 | | | Swigon, Grzegorz | | | 1316 | POL | 0.00 | 1 | -0.30 | 40 | -12.00 | | | Kaminski, Antoni | | | 1308 | POL | 0.00 | 1 | -0.31 | 40 | -12.40 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
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) | | | | MIEDZYWOJEWODZKIE MISTRZOSTWA MLODZIKOW KP-PO Ch³opcy | Gdansk | POL | 2014-09-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1241 | 1166 | 1.00 | 3 | -0.21 | 40 | -8.40 | |
| | Retz, Adrian | | | 1276 | POL | 0.00 | 1 | -0.35 | 40 | -14.00 | | | Szatkowski, Pawel | | | 1064 | POL | 0.50 | 1 | -0.14 | 40 | -5.60 | | | Kujawa, Krzysztof | | | 1382 | POL | 0.50 | 1 | 0.28 | 40 | 11.20 | |
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) | | |
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