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Individual Calculations November 2011 |
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| Jackson, James P Total change: -8.40 | |   |
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| BDO Chess Tournament Challenger | Haarlem | NED | 2011-08-20 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2326 | 2157 | 2.00 | 9 | -0.56 | 15 | -8.40 | |
|  De Wit, Tex | f | | 2293 | NED | 1.00 | 1 | 0.68 | 15 | 10.20 | |  Klein, David | f | | 2366 | NED | 0.00 | 1 | -0.23 | 15 | -3.45 | | | Poobalasingam, Peter S | f | | 2299 | ENG | 0.50 | 1 | 0.19 | 15 | 2.85 | | | Gijswijt, Bart | f | | 2341 | NED | 0.50 | 1 | 0.24 | 15 | 3.60 | | | Bottema, Tom | | | 2247 | NED | 0.00 | 1 | -0.38 | 15 | -5.70 | | | Peelen, Piet | m | | 2354 | NED | 0.00 | 1 | -0.25 | 15 | -3.75 | | | Slingerland, Fred | m | | 2390 | NED | 0.00 | 1 | -0.21 | 15 | -3.15 | | | Brown, Andrew | m | | 2202 | AUS | 0.00 | 1 | -0.44 | 15 | -6.60 | | | Arnaudov, G. Petar | m | | 2438 | BUL | 0.00 | 1 | -0.16 | 15 | -2.40 | |
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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