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Individual Calculations December 2017 |
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| Grochowski, Robert Total change: -13.80 | |   |
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| Otwarte Mistrzostwa Lomzy na 2017 | Lomza | POL | 2017-11-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1597 | 1714 | 3.00 | 6 | -0.69 | 20 | -13.80 | |
|  Szeligowski, Pawel | | | 1314 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Mammadov, Vafa | | | 2023 | AZE | 0.50 | 1 | 0.36 | 20 | 7.20 | |  Wisniewski, Adam | | | 1314 * | POL | 0.50 | 1 | -0.42 | 20 | -8.40 | | | Konewko, Konrad | | | 1641 | POL | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Obiedzinski, Pawel | | | 1947 | POL | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Prazych, Tadeusz | | | 1340 | POL | 1.00 | 1 | 0.10 | 20 | 2.00 | | | * 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) | | |
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