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Individual Calculations February 2020 |
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| Koreywo, Witold Total change: -46.60 | |   |
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| Gibraltar International Chess Festival 2020 Amateurs A | Gibraltar | ENG | 2020-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1749 | 1601 | 0.00 | 3 | -0.92 | 20 | -18.40 | |
|  Johansson, Daniel 1984 | | | 1799 | SWE | 0.00 | 1 | -0.24 | 20 | -4.80 | |  Mircov, Nicola-Alexandar | | | 1788 | ROU | 0.00 | 1 | -0.26 | 20 | -5.20 | | | Krause, Helmut | | | 1660 | GER | 0.00 | 1 | -0.42 | 20 | -8.40 | |
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) | | | | Gibraltar International Chess Festival 2020 Amateurs B | Gibraltar | ENG | 2020-01-25 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1621 | 1601 | 0.50 | 4 | -1.41 | 20 | -28.20 | |
| | Martos Martin, Jose Angel | | | 1841 | ESP | 0.50 | 1 | 0.30 | 20 | 6.00 | | | Coric, Gojko | | | 1704 | MNE | 0.00 | 1 | -0.36 | 20 | -7.20 | | | Ghatpande, Sankalp | | | 1480 | LUX | 0.00 | 1 | -0.66 | 20 | -13.20 | | | Zhou, Jing | | | 1457 | CHN | 0.00 | 1 | -0.69 | 20 | -13.80 | |
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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