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Individual Calculations November 2011 |
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| Koelewijn, Alex Total change: -77.70 | |   |
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| Open BDO Chess Tournament | Haarlem | NED | 2011-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2078 | 2140 | 1.50 | 7 | -2.59 | 30 | -77.70 | |
|  Kuijf, Marinus | m | | 2423 | NED | 0.00 | 1 | -0.16 | 30 | -4.80 | |  Westerman, Henk | | | 1925 | NED | 0.50 | 1 | -0.27 | 30 | -8.10 | | | Havenaar, Jan | | | 2156 | NED | 0.00 | 1 | -0.48 | 30 | -14.40 | | | Bakker, Joop | | | 1987 | NED | 0.00 | 1 | -0.70 | 30 | -21.00 | | | Vreeburg, Jan | | | 1912 | NED | 1.00 | 1 | 0.21 | 30 | 6.30 | | | De Jager, Pieter | | | 2076 | NED | 0.00 | 1 | -0.59 | 30 | -17.70 | | | Hegarty, Sarah N | | wf | 2065 | ENG | 0.00 | 1 | -0.60 | 30 | -18.00 | |
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) | | |
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