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Individual Calculations February 2023 |
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| Zwirs, Nico Total change: -7.10 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2275 | 2474 | 6.00 | 9 | -0.47 | 10 | -4.70 | |
|  Matsumura, Cocoro | | | 2133 | FRA | 1.00 | 1 | 0.12 | 10 | 1.20 | |  Nemec, Vjekoslav | c | | 2220 | CRO | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Ratsma, Midas | f | | 2218 | NED | 0.50 | 1 | -0.31 | 10 | -3.10 | | | Pal, Rohan | | | 2074 * | ENG | 1.00 | 1 | 0.08 | 10 | 0.80 | | | De Winter, Arthur | f | | 2368 | NED | 1.00 | 1 | 0.36 | 10 | 3.60 | | | Pranav, Anand | g | | 2512 | IND | 0.50 | 1 | 0.05 | 10 | 0.50 | | | Poetsch, Hagen | g | | 2478 | GER | 0.00 | 1 | -0.49 | 10 | -4.90 | | | Wang, Ellen | | wm | 2020 | USA | 1.00 | 1 | 0.06 | 10 | 0.60 | | | Kovchan, Alexander | g | | 2450 | UKR | 0.50 | 1 | -0.03 | 10 | -0.30 | | | * 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) | | | | Tata Steel Qualifiers 2023 | Wijk aan Zee | NED | 2023-01-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2364 | 2467 | 5.50 | 9 | -0.24 | 10 | -2.40 | |
| | Culum, Sanjin | f | | 2242 | BIH | 1.00 | 1 | 0.22 | 10 | 2.20 | | | Van Dael, Siem | f | | 2291 | NED | 1.00 | 1 | 0.27 | 10 | 2.70 | | | Pham, Khoi | f | | 2353 | NED | 1.00 | 1 | 0.34 | 10 | 3.40 | | | Martins, Vinicius Tine | f | | 2320 | BRA | 1.00 | 1 | 0.30 | 10 | 3.00 | | | De Winter, Arthur | f | | 2371 | NED | 0.00 | 1 | -0.63 | 10 | -6.30 | | | Van Der Werf, Mark | m | | 2412 | NED | 1.00 | 1 | 0.42 | 10 | 4.20 | | | Pijpers, Arthur | m | | 2445 | NED | 0.00 | 1 | -0.53 | 10 | -5.30 | | | Beukema, Stefan | m | | 2411 | BEL | 0.00 | 1 | -0.58 | 10 | -5.80 | | | Lopez, Jasel | m | | 2434 | ARU | 0.50 | 1 | -0.05 | 10 | -0.50 | |
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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