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Individual Calculations February 2023 |
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| Ratsma, Midas Total change: 7.40 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2342 | 2218 | 5.00 | 9 | 1.89 | 20 | 37.80 | |
|  Van Kuijk, Vadim | | | 2031 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | |  Kovchan, Alexander | g | | 2450 | UKR | 1.00 | 1 | 0.79 | 20 | 15.80 | | | Zwirs, Nico | m | | 2474 | NED | 0.50 | 1 | 0.31 | 20 | 6.20 | | | Macak, Stefan | m | | 2361 | SVK | 0.50 | 1 | 0.19 | 20 | 3.80 | | | Pranav, Anand | g | | 2512 | IND | 0.00 | 1 | -0.15 | 20 | -3.00 | | | Pham, Khoi | f | | 2344 | NED | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Buckels, Valentin | m | | 2455 | GER | 0.00 | 1 | -0.20 | 20 | -4.00 | | | Boer, Alef | | | 2091 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Grutter, Tim | f | | 2363 | NED | 0.50 | 1 | 0.19 | 20 | 3.80 | |
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) | | | | Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2086 | 2215 | 0.50 | 3 | -1.52 | 20 | -30.40 | |
| | Thakoerdien, Jerrel | | | 2141 | NED | 0.00 | 1 | -0.60 | 20 | -12.00 | | | Moes, Joris | | | 2034 | NED | 0.50 | 1 | -0.24 | 20 | -4.80 | | | Trzaska, Peter | | | 2082 | GER | 0.00 | 1 | -0.68 | 20 | -13.60 | |
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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