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Rapid:
Individual Calculations March 2023 |
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| Perkowski, Jakub Total change: 80.40 | |   |
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| Champ Bialystok 2023 Rapid U-10 | Bialystok | POL | 2023-01-30 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1158 | 1133 | 4.00 | 4 | 2.12 | 40 | 84.80 | |
|  Puszko, Szymon | | | 1062 | POL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Buklaho, Ignacy | | | 1317 | POL | 1.00 | 1 | 0.74 | 40 | 29.60 | |  Dabrowska, Eliza | | | 1064 | POL | 1.00 | 1 | 0.40 | 40 | 16.00 | | | Czachurski, Ignacy | | | 1188 | POL | 1.00 | 1 | 0.58 | 40 | 23.20 | |
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) | | | | XXVIII edycja Bialostockiej Ligi Szkolnej - 6. runda do lat 13 | Bialystok | POL | 2023-02-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1402 | 1136 | 0.00 | 4 | -0.83 | 40 | -33.20 | |
| | Wojtacha, Krzysztof | | | 1631 | POL | 0.00 | 1 | -0.04 | 40 | -1.60 | | | Buklaho, Ignacy | | | 1317 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Dunda, Szymon | | | 1438 | POL | 0.00 | 1 | -0.15 | 40 | -6.00 | | | Pawelski, Tomasz | | | 1222 | POL | 0.00 | 1 | -0.38 | 40 | -15.20 | |
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) | | | | XXVIII edycja Bialostockiej Ligi Szkolnej - 6. runda do lat 10 | Bialystok | POL | 2023-02-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1177 | 1136 | 2.50 | 4 | 0.72 | 40 | 28.80 | |
| | Dabrowska, Eliza | | | 1092 | POL | 1.00 | 1 | 0.44 | 40 | 17.60 | | | Toczylowski, Mateusz | | | 1135 | POL | 0.50 | 1 | 0.00 | 40 | 0.00 | | | Buklaho, Ignacy | | | 1317 | POL | 0.00 | 1 | -0.26 | 40 | -10.40 | | | Czachurski, Ignacy | | | 1162 | POL | 1.00 | 1 | 0.54 | 40 | 21.60 | |
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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