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Individual Calculations February 2024 |
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| Bezemer, Arno Total change: -31.20 | |   |
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| Chessfestival Groningen 2023 Compact | Groningen | NED | 2023-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2003 | 2209 | 3.00 | 5 | -0.82 | 20 | -16.40 | |
|  Wissmann, Dolf | | | 2018 | NED | 0.00 | 1 | -0.75 | 20 | -15.00 | |  Hendriks, Peter | | | 2009 | NED | 1.00 | 1 | 0.24 | 20 | 4.80 | | | Zuiderweg, Edwin | | | 1921 | NED | 0.50 | 1 | -0.34 | 20 | -6.80 | | | Wubben, Marcel | | | 2029 | NED | 1.00 | 1 | 0.26 | 20 | 5.20 | | | Willemsma, Abe | | | 2036 | NED | 0.50 | 1 | -0.23 | 20 | -4.60 | |
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) | | | | Tata Steel Chess 204 - Nine-round event | Wijk aan Zee | NED | 2024-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2259 | 2198 | 3.00 | 9 | -0.74 | 20 | -14.80 | |
| | Coenen, Eduard | | | 2040 | NED | 0.50 | 1 | -0.21 | 20 | -4.20 | | | Prakken, Gerrit | f | | 2209 | NED | 0.50 | 1 | 0.02 | 20 | 0.40 | | | Smeets, Kobe | f | | 2270 | NED | 0.50 | 1 | 0.10 | 20 | 2.00 | | | Slagboom, Leandro | f | | 2308 | NED | 0.00 | 1 | -0.35 | 20 | -7.00 | | | Agter, Frank | | | 2228 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Willemze, Thomas | m | | 2354 | NED | 0.00 | 1 | -0.29 | 20 | -5.80 | | | Labruyere, Roger | | | 2234 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Van Der Hagen, Loek | f | | 2370 | NED | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Martens, Martin | m | | 2322 | NED | 0.50 | 1 | 0.17 | 20 | 3.40 | |
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) | | |
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