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Individual Calculations February 2019 |
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| Achuthan, Dylan Total change: 103.60 | |   |
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| Chess Festival Groningen 2018 - Open B and C | Groningen | NED | 2018-12-22 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1814 | 1759 | 6.00 | 9 | 2.19 | 40 | 87.60 | |
|  Molanus, Florian | | | 1359 * | NED | 1.00 | 1 | 0.08 | 40 | 3.20 | |  Oord, Raymon | | | 1911 | NED | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Wissmann, Dolf | | | 2049 | NED | 0.00 | 1 | -0.16 | 40 | -6.40 | | | Nixdorf, Andre | | | 1977 | GER | 0.00 | 1 | -0.22 | 40 | -8.80 | | | Grooten, Tommy | | | 1552 | NED | 1.00 | 1 | 0.23 | 40 | 9.20 | | | Blom, Yeb | | | 1989 | NED | 0.00 | 1 | -0.21 | 40 | -8.40 | | | Martinez, Sara | | | 1583 | NED | 1.00 | 1 | 0.27 | 40 | 10.80 | | | Den Boer, Paul | | | 1907 | NED | 1.00 | 1 | 0.70 | 40 | 28.00 | | | Van Hamond, Fons | | | 2001 | NED | 1.00 | 1 | 0.80 | 40 | 32.00 | | | * 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 Chess Tournament 2018 - Weekendvierkampen | Wijk aan Zee | NED | 2019-01-11 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1724 | 1759 | 1.50 | 2 | 0.40 | 40 | 16.00 | |
| | Aardenburg, Piet | | | 1746 | NED | 1.00 | 1 | 0.48 | 40 | 19.20 | | | Van Der Veen, Ailko | | | 1702 | ENG | 0.50 | 1 | -0.08 | 40 | -3.20 | |
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) | | |
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