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Individual Calculations February 2018 |
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| Koelmans, Jan Willem Total change: 10.00 | |   |
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| Tata Steel Tienkampen 2018 | Wijk aan Zee | NED | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1989 | 1949 | 4.50 | 9 | 0.50 | 20 | 10.00 | |
|  Pham, Khoi | | | 1936 | NED | 0.50 | 1 | -0.02 | 20 | -0.40 | |  Markus, John Raymond | | | 2038 | NED | 0.50 | 1 | 0.12 | 20 | 2.40 | | | Kunst, Andre | | | 1975 | NED | 0.00 | 1 | -0.46 | 20 | -9.20 | | | Bermon, Henk | | | 1882 | NED | 0.50 | 1 | -0.09 | 20 | -1.80 | | | Van Der Maat, Niek | | | 1981 | NED | 0.50 | 1 | 0.04 | 20 | 0.80 | | | Pover, Piet | | | 1979 | NED | 1.00 | 1 | 0.54 | 20 | 10.80 | | | Van Amerongen-Jansen, Peggy | | | 2060 | NED | 0.50 | 1 | 0.15 | 20 | 3.00 | | | Pauw, Martijn | | | 2004 | NED | 0.50 | 1 | 0.08 | 20 | 1.60 | | | Schelvis, Richard | | | 2050 | NED | 0.50 | 1 | 0.14 | 20 | 2.80 | |
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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