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Individual Calculations February 2023 |
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| Noordenbos, Daan Total change: 30.00 | |   |
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| Chessfestival Groningen 2022 Open A | Groningen | NED | 2022-12-21 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2183 | 2056 | 5.00 | 9 | 1.93 | 20 | 38.60 | |
|  Nemec, Vjekoslav | c | | 2220 | CRO | 0.00 | 1 | -0.28 | 20 | -5.60 | |  Marzano, Carlo | | | 2137 | ITA | 0.50 | 1 | 0.11 | 20 | 2.20 | | | Tabak, Stefan | f | | 2129 | NED | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Markus, John Raymond | | | 2082 | NED | 1.00 | 1 | 0.54 | 20 | 10.80 | | | De Jong, Migchiel | m | | 2336 | NED | 1.00 | 1 | 0.84 | 20 | 16.80 | | | Macak, Stefan | m | | 2361 | SVK | 0.00 | 1 | -0.14 | 20 | -2.80 | | | Elgersma, Onno | f | | 2291 | NED | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Westerlaan, Sander | | | 1954 | NED | 1.00 | 1 | 0.36 | 20 | 7.20 | | | Matsumura, Cocoro | | | 2133 | FRA | 1.00 | 1 | 0.61 | 20 | 12.20 | |
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) | | | | Tata Steel weekendvierkampen 2023 | Wijk aan Zee | NED | 2023-01-13 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2196 | 2052 | 0.50 | 3 | -0.43 | 20 | -8.60 | |
| | Van Cappellen, Jonas | | | 2225 | BEL | 0.00 | 1 | -0.27 | 20 | -5.40 | | | Doggers, Peter | | | 2117 | NED | 0.50 | 1 | 0.09 | 20 | 1.80 | | | Van Der Eijk, Martijn | | | 2245 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | |
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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