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Individual Calculations February 2019 |
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| De Boer, Eelke Total change: 14.60 | |   |
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| Chess Festival Groningen 2018 - Open A | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2344 | 2327 | 4.50 | 9 | 0.22 | 20 | 4.40 | |
|  Nicolai, Amir | | | 2074 | NED | 1.00 | 1 | 0.19 | 20 | 3.80 | |  Gleizerov, Evgeny | g | | 2504 | RUS | 0.50 | 1 | 0.23 | 20 | 4.60 | | | Ulybin, Mikhail | g | | 2482 | RUS | 0.50 | 1 | 0.21 | 20 | 4.20 | | | Maatman, Nick | f | | 2363 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Wedda, Dries | | | 2208 | NED | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Elgersma, Simon | | | 2200 | NED | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Schippers, Maurice | | | 2270 | NED | 1.00 | 1 | 0.42 | 20 | 8.40 | | | Pruijssers, Roeland | g | | 2520 | NED | 0.00 | 1 | -0.25 | 20 | -5.00 | | | Beerdsen, Thomas | m | | 2477 | NED | 0.00 | 1 | -0.30 | 20 | -6.00 | |
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) | | | | Tata Steel Chess Tournament 2018 - Tienkampen | Wijk aan Zee | NED | 2019-01-18 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2277 | 2316 | 5.50 | 9 | 0.51 | 20 | 10.20 | |
| | Westerveld, Wim | | | 2246 | NED | 1.00 | 1 | 0.40 | 20 | 8.00 | | | Grimberg, Gilbert | f | | 2206 | FRA | 0.50 | 1 | -0.15 | 20 | -3.00 | | | Slingerland, Fred | m | | 2361 | NED | 1.00 | 1 | 0.56 | 20 | 11.20 | | | Van Vliet, Jeffrey | f | | 2354 | NED | 0.00 | 1 | -0.45 | 20 | -9.00 | | | Huss, Andreas | m | | 2247 | SUI | 0.50 | 1 | -0.10 | 20 | -2.00 | | | De Niet, Gert-Michiel | | | 2159 | NED | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Lyell, Mark | f | | 2299 | ENG | 0.50 | 1 | -0.02 | 20 | -0.40 | | | Mamedjarova, Turkan | | wg | 2295 | AZE | 1.00 | 1 | 0.47 | 20 | 9.40 | | | Hopman, Pieter | m | | 2322 | NED | 0.00 | 1 | -0.49 | 20 | -9.80 | |
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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