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Individual Calculations June 2015 |
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| Hoffmann, Piotr Total change: 2.60 | |   |
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| 2. Wielkopolska Liga Seniorów - IV Liga grupa A r2 | Wojewodztwo Wielkopolskie | POL | 2014-12-07 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1705 | 1733 | 1.00 | 1 | 0.46 | 20 | 9.20 | |
|  Nowaczyk, Mikolaj | | | 1705 | POL | 1.00 | 1 | 0.46 | 20 | 9.20 | |
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) | | | | 2. Wielkopolska Liga Seniorów - IV Liga grupa A r3 | Wojewodztwo Wielkopolskie | POL | 2015-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1695 | 1733 | 1.00 | 1 | 0.45 | 20 | 9.00 | |
| | Kiwilsza, Piotr | | | 1695 | POL | 1.00 | 1 | 0.45 | 20 | 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) | | | | 2. Wielkopolska Liga Seniorów - IV Liga grupa A r4-5 | Wojewodztwo Wielkopolskie | POL | 2015-02-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1460 | 1733 | 0.50 | 1 | -0.33 | 20 | -6.60 | |
| | Poltorak, Sebastian | | | 1460 | POL | 0.50 | 1 | -0.33 | 20 | -6.60 | |
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) | | | | 2. Wielkopolska Liga Seniorów - IV Liga grupa A r6-7 | Wojewodztwo Wielkopolskie | POL | 2015-03-08 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1333 | 1733 | 1.00 | 1 | 0.08 | 20 | 1.60 | |
| | Olejniczak, Czeslaw | | | 1333 * | POL | 1.00 | 1 | 0.08 | 20 | 1.60 | | | * 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) | | | | 2. Wielkopolska Liga Seniorów - IV Liga grupa A r9-10 | Wojewodztwo Wielkopolskie | POL | 2015-05-10 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1656 | 1680 | 0.00 | 1 | -0.53 | 20 | -10.60 | |
| | Olejniczak, Romuald | | | 1656 | POL | 0.00 | 1 | -0.53 | 20 | -10.60 | |
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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