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Individual Calculations September 2009 |
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| Prakken, Gerrit Total change: -11.85 | |   |
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| Arctic Chess Challenge 2009 | Tromsø | NOR | 2009-08-01 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2176 | 2168 | 3.50 | 8 | -0.40 | 15 | -6.00 | |
|  Leniart, Arkadiusz | f | | 2390 | POL | 0.50 | 1 | 0.28 | 15 | 4.20 | |  Zdebskaja, Natalia | | wg | 2412 | UKR | 0.00 | 1 | -0.20 | 15 | -3.00 | | | Taube, Gregor | | | 1835 | NOR | 1.00 | 1 | 0.12 | 15 | 1.80 | | | Westerinen, Heikki M.j. | g | | 2362 | FIN | 0.50 | 1 | 0.25 | 15 | 3.75 | | | Tiller, Bjorn | m | | 2371 | NOR | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Haug, Marianne Wold | | | 1987 | NOR | 0.50 | 1 | -0.24 | 15 | -3.60 | | | Meyer, Ole | | | 1941 | GER | 1.00 | 1 | 0.21 | 15 | 3.15 | | | Haarr, Jon Kristian | | | 2110 | NOR | 0.00 | 1 | -0.58 | 15 | -8.70 | |
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) | | | | 16th Vienna Chess Open | Vienna | AUT | 2009-08-15 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2178 | 2168 | 3.00 | 7 | -0.39 | 15 | -5.85 | |
| | Borchert, Florian | | | 1894 | GER | 1.00 | 1 | 0.17 | 15 | 2.55 | | | Karner, Christoph | f | | 2373 | AUT | 0.00 | 1 | -0.24 | 15 | -3.60 | | | Kessler, Luca | | | 2006 | AUT | 0.50 | 1 | -0.21 | 15 | -3.15 | | | Fichtinger, Leopold | | | 2033 | AUT | 1.00 | 1 | 0.32 | 15 | 4.80 | | | Lammers, Markus | | | 2297 | GER | 0.00 | 1 | -0.33 | 15 | -4.95 | | | Kersten, Uwe | f | | 2294 | GER | 0.50 | 1 | 0.17 | 15 | 2.55 | | | Vyskocil, Neklan | f | | 2347 | CZE | 0.00 | 1 | -0.27 | 15 | -4.05 | |
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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