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Individual Calculations April 2009 |
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| Geertsema, Piet Total change: -15.45 | |   |
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| 3F - Corus Chess Tournament - Tienkampen | Wijk aan Zee | NED | 2009-01-23 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2006 | 2010 | 3.50 | 9 | -1.03 | 15 | -15.45 | |
|  Thomson, William | | | 1927 | NED | 0.50 | 1 | -0.11 | 15 | -1.65 | |  Galje, Hans | | | 2111 | NED | 0.00 | 1 | -0.36 | 15 | -5.40 | | | Wijgers, Ben | | | 1950 | NED | 1.00 | 1 | 0.42 | 15 | 6.30 | | | Van Der Gracht, Wilko | | | 2098 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Hansen, Lars-Henrik Bech | | | 2059 | DEN | 0.00 | 1 | -0.43 | 15 | -6.45 | | | Gouma, Ronald | | | 1944 | NED | 0.50 | 1 | -0.09 | 15 | -1.35 | | | De Leur, Ben | | | 2064 | NED | 0.50 | 1 | 0.08 | 15 | 1.20 | | | Schmit, Evert | | | 1904 | NED | 1.00 | 1 | 0.36 | 15 | 5.40 | | | Pover, Piet | | | 1996 | NED | 0.00 | 1 | -0.52 | 15 | -7.80 | |
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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