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Rapid:
Individual Calculations June 2018 |
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| Grobelny, Mikolaj Total change: -7.80 | |   |
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| Wroclawska Olimpiada Mlodziezy do lat 9 | Wroclaw | POL | 2018-05-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 993 | 1128 | 1.00 | 2 | -0.36 | 20 | -7.20 | |
|  Krawczyk, Eryk | | | 943 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Uhryn, Lukasz | | | 1043 | POL | 0.00 | 1 | -0.62 | 20 | -12.40 | |
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) | | | | Mistrzostwa Dolnego Slaska Juniorow w Szachach Szybkich'2018 - C8 | Strzegon | POL | 2018-05-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1030 | 1128 | 2.50 | 4 | -0.03 | 20 | -0.60 | |
| | Krawczyk, Eryk | | | 943 | POL | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Komendecki, Grzegorz | | | 1044 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | | | Bieronski, Nikodem | | | 1089 | POL | 0.50 | 1 | -0.05 | 20 | -1.00 | | | Uhryn, Lukasz | | | 1043 | POL | 0.50 | 1 | -0.12 | 20 | -2.40 | |
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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