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Individual Calculations February 2018 |
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| Van Foreest, Nanne Total change: 20.00 | |   |
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| Chess Festival Groningen 2017 - Compact C | Groningen | NED | 2017-12-26 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1360 | 1346 | 0.50 | 2 | -0.47 | 40 | -18.80 | |
|  Van Den Berg, Jan | | | 1253 | NED | 0.50 | 1 | -0.13 | 40 | -5.20 | |  Weidema, Luuk | | | 1467 | NED | 0.00 | 1 | -0.34 | 40 | -13.60 | |
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 Tienkampen 2018 | Wijk aan Zee | NED | 2018-01-19 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 1574 | 1456 | 2.00 | 3 | 0.97 | 40 | 38.80 | |
| | De Boer, Sake Jan | | | 1524 | NED | 0.50 | 1 | 0.09 | 40 | 3.60 | | | Van Haaften, Adriaan | | | 1623 | NED | 1.00 | 1 | 0.72 | 40 | 28.80 | | | Buschman, Rob | | | 1575 | NED | 0.50 | 1 | 0.16 | 40 | 6.40 | |
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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